18505956

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{1459}}^1$

素因数の和:1624

約数の個数: 48

約数和(自身を含む): 49710080

約数和(自身を除く): 31204124

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 151, 302, 453, 604, 906, 1057, 1459, 1812, 2114, 2918, 3171, 4228, 4377, 5836, 6342, 8754, 10213, 12684, 17508, 20426, 30639, 40852, 61278, 122556, 220309, 440618, 660927, 881236, 1321854, 1542163, 2643708, 3084326, 4626489, 6168652, 9252978, 18505956]

約数ペア:

[(1, 18505956), (2, 9252978), (3, 6168652), (4, 4626489), (6, 3084326), (7, 2643708), (12, 1542163), (14, 1321854), (21, 881236), (28, 660927), (42, 440618), (84, 220309), (151, 122556), (302, 61278), (453, 40852), (604, 30639), (906, 20426), (1057, 17508), (1459, 12684), (1812, 10213), (2114, 8754), (2918, 6342), (3171, 5836), (4228, 4377)]