20009661917

素因数分解:

$7^1\times {\mathrm{149}}^1\times {\mathrm{509}}^1\times {\mathrm{37691}}^1$

素因数の和:38356

約数の個数: 16

約数和(自身を含む): 23067504000

約数和(自身を除く): 3057842083

約数列:

[1, 7, 149, 509, 1043, 3563, 37691, 75841, 263837, 530887, 5615959, 19184719, 39311713, 134293033, 2858523131, 20009661917]

約数ペア:

[(1, 20009661917), (7, 2858523131), (149, 134293033), (509, 39311713), (1043, 19184719), (3563, 5615959), (37691, 530887), (75841, 263837)]