20176908705

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3475781}}^1$

素因数の和:3475838

約数の個数: 32

約数和(自身を含む): 36704257920

約数和(自身を除く): 16527349215

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 645, 1161, 1935, 5805, 3475781, 10427343, 17378905, 31282029, 52136715, 93846087, 149458583, 156410145, 448375749, 469230435, 747292915, 1345127247, 2241878745, 4035381741, 6725636235, 20176908705]

約数ペア:

[(1, 20176908705), (3, 6725636235), (5, 4035381741), (9, 2241878745), (15, 1345127247), (27, 747292915), (43, 469230435), (45, 448375749), (129, 156410145), (135, 149458583), (215, 93846087), (387, 52136715), (645, 31282029), (1161, 17378905), (1935, 10427343), (5805, 3475781)]