20951804

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{7853}}^1$

素因数の和:7909

約数の個数: 24

約数和(自身を含む): 39584160

約数和(自身を除く): 18632356

約数列:

[1, 2, 4, 23, 29, 46, 58, 92, 116, 667, 1334, 2668, 7853, 15706, 31412, 180619, 227737, 361238, 455474, 722476, 910948, 5237951, 10475902, 20951804]

約数ペア:

[(1, 20951804), (2, 10475902), (4, 5237951), (23, 910948), (29, 722476), (46, 455474), (58, 361238), (92, 227737), (116, 180619), (667, 31412), (1334, 15706), (2668, 7853)]