20359716

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6869}}^1$

素因数の和:6908

約数の個数: 48

約数和(自身を含む): 53860800

約数和(自身を除く): 33501084

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 494, 741, 988, 1482, 2964, 6869, 13738, 20607, 27476, 41214, 82428, 89297, 130511, 178594, 261022, 267891, 357188, 391533, 522044, 535782, 783066, 1071564, 1566132, 1696643, 3393286, 5089929, 6786572, 10179858, 20359716]

約数ペア:

[(1, 20359716), (2, 10179858), (3, 6786572), (4, 5089929), (6, 3393286), (12, 1696643), (13, 1566132), (19, 1071564), (26, 783066), (38, 535782), (39, 522044), (52, 391533), (57, 357188), (76, 267891), (78, 261022), (114, 178594), (156, 130511), (228, 89297), (247, 82428), (494, 41214), (741, 27476), (988, 20607), (1482, 13738), (2964, 6869)]