20155873427716

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20400681607}}^1$

素因数の和:20400681643

約数の個数: 24

約数和(自身を含む): 39985335951680

約数和(自身を除く): 19829462523964

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 20400681607, 40801363214, 81602726428, 265208860891, 387612950533, 530417721782, 775225901066, 1060835443564, 1550451802132, 5038968356929, 10077936713858, 20155873427716]

約数ペア:

[(1, 20155873427716), (2, 10077936713858), (4, 5038968356929), (13, 1550451802132), (19, 1060835443564), (26, 775225901066), (38, 530417721782), (52, 387612950533), (76, 265208860891), (247, 81602726428), (494, 40801363214), (988, 20400681607)]