20372712

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1039}}^1$

素因数の和:1110

約数の個数: 64

約数和(自身を含む): 54912000

約数和(自身を除く): 34539288

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 43, 57, 76, 86, 114, 129, 152, 172, 228, 258, 344, 456, 516, 817, 1032, 1039, 1634, 2078, 2451, 3117, 3268, 4156, 4902, 6234, 6536, 8312, 9804, 12468, 19608, 19741, 24936, 39482, 44677, 59223, 78964, 89354, 118446, 134031, 157928, 178708, 236892, 268062, 357416, 473784, 536124, 848863, 1072248, 1697726, 2546589, 3395452, 5093178, 6790904, 10186356, 20372712]

約数ペア:

[(1, 20372712), (2, 10186356), (3, 6790904), (4, 5093178), (6, 3395452), (8, 2546589), (12, 1697726), (19, 1072248), (24, 848863), (38, 536124), (43, 473784), (57, 357416), (76, 268062), (86, 236892), (114, 178708), (129, 157928), (152, 134031), (172, 118446), (228, 89354), (258, 78964), (344, 59223), (456, 44677), (516, 39482), (817, 24936), (1032, 19741), (1039, 19608), (1634, 12468), (2078, 9804), (2451, 8312), (3117, 6536), (3268, 6234), (4156, 4902)]