18178412

素因数分解:

$2^2\times 7^2\times {\mathrm{163}}^1\times {\mathrm{569}}^1$

素因数の和:750

約数の個数: 36

約数和(自身を含む): 37298520

約数和(自身を除く): 19120108

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 163, 196, 326, 569, 652, 1138, 1141, 2276, 2282, 3983, 4564, 7966, 7987, 15932, 15974, 27881, 31948, 55762, 92747, 111524, 185494, 370988, 649229, 1298458, 2596916, 4544603, 9089206, 18178412]

約数ペア:

[(1, 18178412), (2, 9089206), (4, 4544603), (7, 2596916), (14, 1298458), (28, 649229), (49, 370988), (98, 185494), (163, 111524), (196, 92747), (326, 55762), (569, 31948), (652, 27881), (1138, 15974), (1141, 15932), (2276, 7987), (2282, 7966), (3983, 4564)]