20574216

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1$

素因数の和:476

約数の個数: 128

約数和(自身を含む): 65318400

約数和(自身を除く): 44744184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 17, 18, 24, 26, 27, 34, 36, 39, 51, 52, 54, 68, 72, 78, 102, 104, 108, 117, 136, 153, 156, 204, 216, 221, 234, 306, 312, 351, 408, 431, 442, 459, 468, 612, 663, 702, 862, 884, 918, 936, 1224, 1293, 1326, 1404, 1724, 1768, 1836, 1989, 2586, 2652, 2808, 3448, 3672, 3879, 3978, 5172, 5304, 5603, 5967, 7327, 7758, 7956, 10344, 11206, 11637, 11934, 14654, 15516, 15912, 16809, 21981, 22412, 23274, 23868, 29308, 31032, 33618, 43962, 44824, 46548, 47736, 50427, 58616, 65943, 67236, 87924, 93096, 95251, 100854, 131886, 134472, 151281, 175848, 190502, 197829, 201708, 263772, 285753, 302562, 381004, 395658, 403416, 527544, 571506, 605124, 762008, 791316, 857259, 1143012, 1210248, 1582632, 1714518, 2286024, 2571777, 3429036, 5143554, 6858072, 10287108, 20574216]

約数ペア:

[(1, 20574216), (2, 10287108), (3, 6858072), (4, 5143554), (6, 3429036), (8, 2571777), (9, 2286024), (12, 1714518), (13, 1582632), (17, 1210248), (18, 1143012), (24, 857259), (26, 791316), (27, 762008), (34, 605124), (36, 571506), (39, 527544), (51, 403416), (52, 395658), (54, 381004), (68, 302562), (72, 285753), (78, 263772), (102, 201708), (104, 197829), (108, 190502), (117, 175848), (136, 151281), (153, 134472), (156, 131886), (204, 100854), (216, 95251), (221, 93096), (234, 87924), (306, 67236), (312, 65943), (351, 58616), (408, 50427), (431, 47736), (442, 46548), (459, 44824), (468, 43962), (612, 33618), (663, 31032), (702, 29308), (862, 23868), (884, 23274), (918, 22412), (936, 21981), (1224, 16809), (1293, 15912), (1326, 15516), (1404, 14654), (1724, 11934), (1768, 11637), (1836, 11206), (1989, 10344), (2586, 7956), (2652, 7758), (2808, 7327), (3448, 5967), (3672, 5603), (3879, 5304), (3978, 5172)]