20317360016

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{14267809}}^1$

素因数の和:14267906

約数の個数: 20

約数和(自身を含む): 39807189900

約数和(自身を除く): 19489829884

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 14267809, 28535618, 57071236, 114142472, 228284944, 1269835001, 2539670002, 5079340004, 10158680008, 20317360016]

約数ペア:

[(1, 20317360016), (2, 10158680008), (4, 5079340004), (8, 2539670002), (16, 1269835001), (89, 228284944), (178, 114142472), (356, 57071236), (712, 28535618), (1424, 14267809)]