20662070

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{14449}}^1$

素因数の和:14480

約数の個数: 32

約数和(自身を含む): 43696800

約数和(自身を除く): 23034730

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 14449, 28898, 72245, 144490, 158939, 187837, 317878, 375674, 794695, 939185, 1589390, 1878370, 2066207, 4132414, 10331035, 20662070]

約数ペア:

[(1, 20662070), (2, 10331035), (5, 4132414), (10, 2066207), (11, 1878370), (13, 1589390), (22, 939185), (26, 794695), (55, 375674), (65, 317878), (110, 187837), (130, 158939), (143, 144490), (286, 72245), (715, 28898), (1430, 14449)]