20461671024

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{367}}^1\times {\mathrm{421}}^1$

素因数の和:919

約数の個数: 160

約数和(自身を含む): 55459307520

約数和(自身を除く): 34997636496

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 89, 93, 124, 178, 186, 248, 267, 356, 367, 372, 421, 496, 534, 712, 734, 744, 842, 1068, 1101, 1263, 1424, 1468, 1488, 1684, 2136, 2202, 2526, 2759, 2936, 3368, 4272, 4404, 5052, 5518, 5872, 6736, 8277, 8808, 10104, 11036, 11377, 13051, 16554, 17616, 20208, 22072, 22754, 26102, 32663, 33108, 34131, 37469, 39153, 44144, 45508, 52204, 65326, 66216, 68262, 74938, 78306, 91016, 97989, 104408, 112407, 130652, 132432, 136524, 149876, 154507, 156612, 182032, 195978, 208816, 224814, 261304, 273048, 299752, 309014, 313224, 391956, 449628, 463521, 522608, 546096, 599504, 618028, 626448, 783912, 899256, 927042, 1012553, 1161539, 1236056, 1567824, 1798512, 1854084, 2025106, 2323078, 2472112, 3037659, 3484617, 3708168, 4050212, 4646156, 4789717, 6075318, 6969234, 7416336, 8100424, 9292312, 9579434, 12150636, 13751123, 13938468, 14369151, 16200848, 18584624, 19158868, 24301272, 27502246, 27876936, 28738302, 38317736, 41253369, 48602544, 55004492, 55753872, 57476604, 76635472, 82506738, 110008984, 114953208, 165013476, 220017968, 229906416, 330026952, 426284813, 660053904, 852569626, 1278854439, 1705139252, 2557708878, 3410278504, 5115417756, 6820557008, 10230835512, 20461671024]

約数ペア:

[(1, 20461671024), (2, 10230835512), (3, 6820557008), (4, 5115417756), (6, 3410278504), (8, 2557708878), (12, 1705139252), (16, 1278854439), (24, 852569626), (31, 660053904), (48, 426284813), (62, 330026952), (89, 229906416), (93, 220017968), (124, 165013476), (178, 114953208), (186, 110008984), (248, 82506738), (267, 76635472), (356, 57476604), (367, 55753872), (372, 55004492), (421, 48602544), (496, 41253369), (534, 38317736), (712, 28738302), (734, 27876936), (744, 27502246), (842, 24301272), (1068, 19158868), (1101, 18584624), (1263, 16200848), (1424, 14369151), (1468, 13938468), (1488, 13751123), (1684, 12150636), (2136, 9579434), (2202, 9292312), (2526, 8100424), (2759, 7416336), (2936, 6969234), (3368, 6075318), (4272, 4789717), (4404, 4646156), (5052, 4050212), (5518, 3708168), (5872, 3484617), (6736, 3037659), (8277, 2472112), (8808, 2323078), (10104, 2025106), (11036, 1854084), (11377, 1798512), (13051, 1567824), (16554, 1236056), (17616, 1161539), (20208, 1012553), (22072, 927042), (22754, 899256), (26102, 783912), (32663, 626448), (33108, 618028), (34131, 599504), (37469, 546096), (39153, 522608), (44144, 463521), (45508, 449628), (52204, 391956), (65326, 313224), (66216, 309014), (68262, 299752), (74938, 273048), (78306, 261304), (91016, 224814), (97989, 208816), (104408, 195978), (112407, 182032), (130652, 156612), (132432, 154507), (136524, 149876)]