18557786

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{11701}}^1$

素因数の和:11777

約数の個数: 16

約数和(自身を含む): 30472008

約数和(自身を除く): 11914222

約数列:

[1, 2, 13, 26, 61, 122, 793, 1586, 11701, 23402, 152113, 304226, 713761, 1427522, 9278893, 18557786]

約数ペア:

[(1, 18557786), (2, 9278893), (13, 1427522), (26, 713761), (61, 304226), (122, 152113), (793, 23402), (1586, 11701)]