19875292

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{2539}}^1$

素因数の和:2665

約数の個数: 24

約数和(自身を含む): 36982400

約数和(自身を除く): 17107108

約数列:

[1, 2, 4, 19, 38, 76, 103, 206, 412, 1957, 2539, 3914, 5078, 7828, 10156, 48241, 96482, 192964, 261517, 523034, 1046068, 4968823, 9937646, 19875292]

約数ペア:

[(1, 19875292), (2, 9937646), (4, 4968823), (19, 1046068), (38, 523034), (76, 261517), (103, 192964), (206, 96482), (412, 48241), (1957, 10156), (2539, 7828), (3914, 5078)]