9988816

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{359}}^1$

素因数の和:451

約数の個数: 40

約数和(自身を含む): 20355840

約数和(自身を除く): 10367024

約数列:

[1, 2, 4, 8, 16, 37, 47, 74, 94, 148, 188, 296, 359, 376, 592, 718, 752, 1436, 1739, 2872, 3478, 5744, 6956, 13283, 13912, 16873, 26566, 27824, 33746, 53132, 67492, 106264, 134984, 212528, 269968, 624301, 1248602, 2497204, 4994408, 9988816]

約数ペア:

[(1, 9988816), (2, 4994408), (4, 2497204), (8, 1248602), (16, 624301), (37, 269968), (47, 212528), (74, 134984), (94, 106264), (148, 67492), (188, 53132), (296, 33746), (359, 27824), (376, 26566), (592, 16873), (718, 13912), (752, 13283), (1436, 6956), (1739, 5744), (2872, 3478)]