20944098512

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{12960457}}^1$

素因数の和:12960566

約数の個数: 20

約数和(自身を含む): 40980968196

約数和(自身を除く): 20036869684

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 12960457, 25920914, 51841828, 103683656, 207367312, 1309006157, 2618012314, 5236024628, 10472049256, 20944098512]

約数ペア:

[(1, 20944098512), (2, 10472049256), (4, 5236024628), (8, 2618012314), (16, 1309006157), (101, 207367312), (202, 103683656), (404, 51841828), (808, 25920914), (1616, 12960457)]