20280201218

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{15787}}^1\times {\mathrm{12119}}^1$

素因数の和:27961

約数の個数: 16

約数和(自身を含む): 30998790720

約数和(自身を除く): 10718589502

約数列:

[1, 2, 53, 106, 12119, 15787, 24238, 31574, 642307, 836711, 1284614, 1673422, 191322653, 382645306, 10140100609, 20280201218]

約数ペア:

[(1, 20280201218), (2, 10140100609), (53, 382645306), (106, 191322653), (12119, 1673422), (15787, 1284614), (24238, 836711), (31574, 642307)]