20821572

素因数分解:

$2^2\times 3^2\times {\mathrm{59}}^1\times {\mathrm{9803}}^1$

素因数の和:9872

約数の個数: 36

約数和(自身を含む): 53529840

約数和(自身を除く): 32708268

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 59, 118, 177, 236, 354, 531, 708, 1062, 2124, 9803, 19606, 29409, 39212, 58818, 88227, 117636, 176454, 352908, 578377, 1156754, 1735131, 2313508, 3470262, 5205393, 6940524, 10410786, 20821572]

約数ペア:

[(1, 20821572), (2, 10410786), (3, 6940524), (4, 5205393), (6, 3470262), (9, 2313508), (12, 1735131), (18, 1156754), (36, 578377), (59, 352908), (118, 176454), (177, 117636), (236, 88227), (354, 58818), (531, 39212), (708, 29409), (1062, 19606), (2124, 9803)]