18608804

素因数分解:

$2^2\times {\mathrm{31}}^2\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:216

約数の個数: 36

約数和(自身を含む): 34699392

約数和(自身を除く): 16090588

約数列:

[1, 2, 4, 31, 47, 62, 94, 103, 124, 188, 206, 412, 961, 1457, 1922, 2914, 3193, 3844, 4841, 5828, 6386, 9682, 12772, 19364, 45167, 90334, 98983, 150071, 180668, 197966, 300142, 395932, 600284, 4652201, 9304402, 18608804]

約数ペア:

[(1, 18608804), (2, 9304402), (4, 4652201), (31, 600284), (47, 395932), (62, 300142), (94, 197966), (103, 180668), (124, 150071), (188, 98983), (206, 90334), (412, 45167), (961, 19364), (1457, 12772), (1922, 9682), (2914, 6386), (3193, 5828), (3844, 4841)]