20479716

素因数分解:

$2^2\times 3^4\times {\mathrm{31}}^1\times {\mathrm{2039}}^1$

素因数の和:2086

約数の個数: 60

約数和(自身を含む): 55292160

約数和(自身を除く): 34812444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 81, 93, 108, 124, 162, 186, 279, 324, 372, 558, 837, 1116, 1674, 2039, 2511, 3348, 4078, 5022, 6117, 8156, 10044, 12234, 18351, 24468, 36702, 55053, 63209, 73404, 110106, 126418, 165159, 189627, 220212, 252836, 330318, 379254, 568881, 660636, 758508, 1137762, 1706643, 2275524, 3413286, 5119929, 6826572, 10239858, 20479716]

約数ペア:

[(1, 20479716), (2, 10239858), (3, 6826572), (4, 5119929), (6, 3413286), (9, 2275524), (12, 1706643), (18, 1137762), (27, 758508), (31, 660636), (36, 568881), (54, 379254), (62, 330318), (81, 252836), (93, 220212), (108, 189627), (124, 165159), (162, 126418), (186, 110106), (279, 73404), (324, 63209), (372, 55053), (558, 36702), (837, 24468), (1116, 18351), (1674, 12234), (2039, 10044), (2511, 8156), (3348, 6117), (4078, 5022)]