20149761888

素因数分解:

$2^5\times 3^2\times {\mathrm{97}}^1\times {\mathrm{721283}}^1$

素因数の和:721396

約数の個数: 72

約数和(自身を含む): 57891696408

約数和(自身を除く): 37741934520

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 97, 144, 194, 288, 291, 388, 582, 776, 873, 1164, 1552, 1746, 2328, 3104, 3492, 4656, 6984, 9312, 13968, 27936, 721283, 1442566, 2163849, 2885132, 4327698, 5770264, 6491547, 8655396, 11540528, 12983094, 17310792, 23081056, 25966188, 34621584, 51932376, 69243168, 69964451, 103864752, 139928902, 207729504, 209893353, 279857804, 419786706, 559715608, 629680059, 839573412, 1119431216, 1259360118, 1679146824, 2238862432, 2518720236, 3358293648, 5037440472, 6716587296, 10074880944, 20149761888]

約数ペア:

[(1, 20149761888), (2, 10074880944), (3, 6716587296), (4, 5037440472), (6, 3358293648), (8, 2518720236), (9, 2238862432), (12, 1679146824), (16, 1259360118), (18, 1119431216), (24, 839573412), (32, 629680059), (36, 559715608), (48, 419786706), (72, 279857804), (96, 209893353), (97, 207729504), (144, 139928902), (194, 103864752), (288, 69964451), (291, 69243168), (388, 51932376), (582, 34621584), (776, 25966188), (873, 23081056), (1164, 17310792), (1552, 12983094), (1746, 11540528), (2328, 8655396), (3104, 6491547), (3492, 5770264), (4656, 4327698), (6984, 2885132), (9312, 2163849), (13968, 1442566), (27936, 721283)]