19565581048

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{558251}}^1$

素因数の和:558607

約数の個数: 32

約数和(自身を含む): 39624726960

約数和(自身を除く): 20059145912

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 337, 674, 1348, 2696, 4381, 8762, 17524, 35048, 558251, 1116502, 2233004, 4466008, 7257263, 14514526, 29029052, 58058104, 188130587, 376261174, 752522348, 1505044696, 2445697631, 4891395262, 9782790524, 19565581048]

約数ペア:

[(1, 19565581048), (2, 9782790524), (4, 4891395262), (8, 2445697631), (13, 1505044696), (26, 752522348), (52, 376261174), (104, 188130587), (337, 58058104), (674, 29029052), (1348, 14514526), (2696, 7257263), (4381, 4466008), (8762, 2233004), (17524, 1116502), (35048, 558251)]