389615710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{186419}}^1$

素因数の和:186456

約数の個数: 32

約数和(自身を含む): 805334400

約数和(自身を除く): 415718690

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 186419, 372838, 932095, 1864190, 2050609, 3541961, 4101218, 7083922, 10253045, 17709805, 20506090, 35419610, 38961571, 77923142, 194807855, 389615710]

約数ペア:

[(1, 389615710), (2, 194807855), (5, 77923142), (10, 38961571), (11, 35419610), (19, 20506090), (22, 17709805), (38, 10253045), (55, 7083922), (95, 4101218), (110, 3541961), (190, 2050609), (209, 1864190), (418, 932095), (1045, 372838), (2090, 186419)]