18604390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{4357}}^1$

素因数の和:4432

約数の個数: 32

約数和(自身を含む): 38908224

約数和(自身を除く): 20303834

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 122, 305, 427, 610, 854, 2135, 4270, 4357, 8714, 21785, 30499, 43570, 60998, 152495, 265777, 304990, 531554, 1328885, 1860439, 2657770, 3720878, 9302195, 18604390]

約数ペア:

[(1, 18604390), (2, 9302195), (5, 3720878), (7, 2657770), (10, 1860439), (14, 1328885), (35, 531554), (61, 304990), (70, 265777), (122, 152495), (305, 60998), (427, 43570), (610, 30499), (854, 21785), (2135, 8714), (4270, 4357)]