20123642851

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{384017}}^1$

素因数の和:384198

約数の個数: 16

約数和(自身を含む): 22580258400

約数和(自身を除く): 2456615549

約数列:

[1, 13, 29, 139, 377, 1807, 4031, 52403, 384017, 4992221, 11136493, 53378363, 144774409, 693918719, 1547972527, 20123642851]

約数ペア:

[(1, 20123642851), (13, 1547972527), (29, 693918719), (139, 144774409), (377, 53378363), (1807, 11136493), (4031, 4992221), (52403, 384017)]