18772280

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{16183}}^1$

素因数の和:16223

約数の個数: 32

約数和(自身を含む): 43696800

約数和(自身を除く): 24924520

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 16183, 32366, 64732, 80915, 129464, 161830, 323660, 469307, 647320, 938614, 1877228, 2346535, 3754456, 4693070, 9386140, 18772280]

約数ペア:

[(1, 18772280), (2, 9386140), (4, 4693070), (5, 3754456), (8, 2346535), (10, 1877228), (20, 938614), (29, 647320), (40, 469307), (58, 323660), (116, 161830), (145, 129464), (232, 80915), (290, 64732), (580, 32366), (1160, 16183)]