18893296

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{3271}}^1$

素因数の和:3317

約数の個数: 30

約数和(自身を含む): 38645592

約数和(自身を除く): 19752296

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 361, 722, 1444, 2888, 3271, 5776, 6542, 13084, 26168, 52336, 62149, 124298, 248596, 497192, 994384, 1180831, 2361662, 4723324, 9446648, 18893296]

約数ペア:

[(1, 18893296), (2, 9446648), (4, 4723324), (8, 2361662), (16, 1180831), (19, 994384), (38, 497192), (76, 248596), (152, 124298), (304, 62149), (361, 52336), (722, 26168), (1444, 13084), (2888, 6542), (3271, 5776)]