20076561

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{317}}^1$

素因数の和:581

約数の個数: 24

約数和(自身を含む): 30161664

約数和(自身を除く): 10085103

約数列:

[1, 3, 9, 31, 93, 227, 279, 317, 681, 951, 2043, 2853, 7037, 9827, 21111, 29481, 63333, 71959, 88443, 215877, 647631, 2230729, 6692187, 20076561]

約数ペア:

[(1, 20076561), (3, 6692187), (9, 2230729), (31, 647631), (93, 215877), (227, 88443), (279, 71959), (317, 63333), (681, 29481), (951, 21111), (2043, 9827), (2853, 7037)]