18667660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1601}}^1$

素因数の和:1674

約数の個数: 48

約数和(自身を含む): 43600032

約数和(自身を除く): 24932372

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 212, 220, 265, 530, 583, 1060, 1166, 1601, 2332, 2915, 3202, 5830, 6404, 8005, 11660, 16010, 17611, 32020, 35222, 70444, 84853, 88055, 169706, 176110, 339412, 352220, 424265, 848530, 933383, 1697060, 1866766, 3733532, 4666915, 9333830, 18667660]

約数ペア:

[(1, 18667660), (2, 9333830), (4, 4666915), (5, 3733532), (10, 1866766), (11, 1697060), (20, 933383), (22, 848530), (44, 424265), (53, 352220), (55, 339412), (106, 176110), (110, 169706), (212, 88055), (220, 84853), (265, 70444), (530, 35222), (583, 32020), (1060, 17611), (1166, 16010), (1601, 11660), (2332, 8005), (2915, 6404), (3202, 5830)]