20814860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{94613}}^1$

素因数の和:94633

約数の個数: 24

約数和(自身を含む): 47685456

約数和(自身を除く): 26870596

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 94613, 189226, 378452, 473065, 946130, 1040743, 1892260, 2081486, 4162972, 5203715, 10407430, 20814860]

約数ペア:

[(1, 20814860), (2, 10407430), (4, 5203715), (5, 4162972), (10, 2081486), (11, 1892260), (20, 1040743), (22, 946130), (44, 473065), (55, 378452), (110, 189226), (220, 94613)]