18772510

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{293}}^1$

素因数の和:492

約数の個数: 32

約数和(自身を含む): 34927200

約数和(自身を除く): 16154690

約数列:

[1, 2, 5, 10, 43, 86, 149, 215, 293, 298, 430, 586, 745, 1465, 1490, 2930, 6407, 12599, 12814, 25198, 32035, 43657, 62995, 64070, 87314, 125990, 218285, 436570, 1877251, 3754502, 9386255, 18772510]

約数ペア:

[(1, 18772510), (2, 9386255), (5, 3754502), (10, 1877251), (43, 436570), (86, 218285), (149, 125990), (215, 87314), (293, 64070), (298, 62995), (430, 43657), (586, 32035), (745, 25198), (1465, 12814), (1490, 12599), (2930, 6407)]