18638886

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23357}}^1$

素因数の和:23388

約数の個数: 32

約数和(自身を含む): 44847360

約数和(自身を除く): 26208474

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 23357, 46714, 70071, 140142, 163499, 326998, 443783, 490497, 887566, 980994, 1331349, 2662698, 3106481, 6212962, 9319443, 18638886]

約数ペア:

[(1, 18638886), (2, 9319443), (3, 6212962), (6, 3106481), (7, 2662698), (14, 1331349), (19, 980994), (21, 887566), (38, 490497), (42, 443783), (57, 326998), (114, 163499), (133, 140142), (266, 70071), (399, 46714), (798, 23357)]