19860048

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{103}}^2$

素因数の和:233

約数の個数: 90

約数和(自身を含む): 60442746

約数和(自身を除く): 40582698

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 103, 104, 117, 144, 156, 206, 208, 234, 309, 312, 412, 468, 618, 624, 824, 927, 936, 1236, 1339, 1648, 1854, 1872, 2472, 2678, 3708, 4017, 4944, 5356, 7416, 8034, 10609, 10712, 12051, 14832, 16068, 21218, 21424, 24102, 31827, 32136, 42436, 48204, 63654, 64272, 84872, 95481, 96408, 127308, 137917, 169744, 190962, 192816, 254616, 275834, 381924, 413751, 509232, 551668, 763848, 827502, 1103336, 1241253, 1527696, 1655004, 2206672, 2482506, 3310008, 4965012, 6620016, 9930024, 19860048]

約数ペア:

[(1, 19860048), (2, 9930024), (3, 6620016), (4, 4965012), (6, 3310008), (8, 2482506), (9, 2206672), (12, 1655004), (13, 1527696), (16, 1241253), (18, 1103336), (24, 827502), (26, 763848), (36, 551668), (39, 509232), (48, 413751), (52, 381924), (72, 275834), (78, 254616), (103, 192816), (104, 190962), (117, 169744), (144, 137917), (156, 127308), (206, 96408), (208, 95481), (234, 84872), (309, 64272), (312, 63654), (412, 48204), (468, 42436), (618, 32136), (624, 31827), (824, 24102), (927, 21424), (936, 21218), (1236, 16068), (1339, 14832), (1648, 12051), (1854, 10712), (1872, 10609), (2472, 8034), (2678, 7416), (3708, 5356), (4017, 4944)]