20423238

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{3917}}^1$

素因数の和:4012

約数の個数: 32

約数和(自身を含む): 45135360

約数和(自身を除く): 24712122

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 79, 158, 237, 474, 869, 1738, 2607, 3917, 5214, 7834, 11751, 23502, 43087, 86174, 129261, 258522, 309443, 618886, 928329, 1856658, 3403873, 6807746, 10211619, 20423238]

約数ペア:

[(1, 20423238), (2, 10211619), (3, 6807746), (6, 3403873), (11, 1856658), (22, 928329), (33, 618886), (66, 309443), (79, 258522), (158, 129261), (237, 86174), (474, 43087), (869, 23502), (1738, 11751), (2607, 7834), (3917, 5214)]