17786886

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1399}}^1$

素因数の和:1580

約数の個数: 32

約数和(自身を含む): 38572800

約数和(自身を除く): 20785914

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 163, 326, 489, 978, 1399, 2119, 2798, 4197, 4238, 6357, 8394, 12714, 18187, 36374, 54561, 109122, 228037, 456074, 684111, 1368222, 2964481, 5928962, 8893443, 17786886]

約数ペア:

[(1, 17786886), (2, 8893443), (3, 5928962), (6, 2964481), (13, 1368222), (26, 684111), (39, 456074), (78, 228037), (163, 109122), (326, 54561), (489, 36374), (978, 18187), (1399, 12714), (2119, 8394), (2798, 6357), (4197, 4238)]