18399790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{857}}^1$

素因数の和:996

約数の個数: 32

約数和(自身を含む): 35212320

約数和(自身を除く): 16812530

約数列:

[1, 2, 5, 10, 19, 38, 95, 113, 190, 226, 565, 857, 1130, 1714, 2147, 4285, 4294, 8570, 10735, 16283, 21470, 32566, 81415, 96841, 162830, 193682, 484205, 968410, 1839979, 3679958, 9199895, 18399790]

約数ペア:

[(1, 18399790), (2, 9199895), (5, 3679958), (10, 1839979), (19, 968410), (38, 484205), (95, 193682), (113, 162830), (190, 96841), (226, 81415), (565, 32566), (857, 21470), (1130, 16283), (1714, 10735), (2147, 8570), (4285, 4294)]