20177990170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1607}}^1\times {\mathrm{96587}}^1$

素因数の和:98214

約数の個数: 32

約数和(自身を含む): 39139003008

約数和(自身を除く): 18961012838

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1607, 3214, 8035, 16070, 20891, 41782, 96587, 104455, 193174, 208910, 482935, 965870, 1255631, 2511262, 6278155, 12556310, 155215309, 310430618, 776076545, 1552153090, 2017799017, 4035598034, 10088995085, 20177990170]

約数ペア:

[(1, 20177990170), (2, 10088995085), (5, 4035598034), (10, 2017799017), (13, 1552153090), (26, 776076545), (65, 310430618), (130, 155215309), (1607, 12556310), (3214, 6278155), (8035, 2511262), (16070, 1255631), (20891, 965870), (41782, 482935), (96587, 208910), (104455, 193174)]