20386410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{379}}^1$

素因数の和:563

約数の個数: 64

約数和(自身を含む): 53844480

約数和(自身を除く): 33458070

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 163, 165, 326, 330, 379, 489, 758, 815, 978, 1137, 1630, 1793, 1895, 2274, 2445, 3586, 3790, 4169, 4890, 5379, 5685, 8338, 8965, 10758, 11370, 12507, 17930, 20845, 25014, 26895, 41690, 53790, 61777, 62535, 123554, 125070, 185331, 308885, 370662, 617770, 679547, 926655, 1359094, 1853310, 2038641, 3397735, 4077282, 6795470, 10193205, 20386410]

約数ペア:

[(1, 20386410), (2, 10193205), (3, 6795470), (5, 4077282), (6, 3397735), (10, 2038641), (11, 1853310), (15, 1359094), (22, 926655), (30, 679547), (33, 617770), (55, 370662), (66, 308885), (110, 185331), (163, 125070), (165, 123554), (326, 62535), (330, 61777), (379, 53790), (489, 41690), (758, 26895), (815, 25014), (978, 20845), (1137, 17930), (1630, 12507), (1793, 11370), (1895, 10758), (2274, 8965), (2445, 8338), (3586, 5685), (3790, 5379), (4169, 4890)]