20341772

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{1669}}^1$

素因数の和:1961

約数の個数: 24

約数和(自身を含む): 38997840

約数和(自身を除く): 18656068

約数列:

[1, 2, 4, 11, 22, 44, 277, 554, 1108, 1669, 3047, 3338, 6094, 6676, 12188, 18359, 36718, 73436, 462313, 924626, 1849252, 5085443, 10170886, 20341772]

約数ペア:

[(1, 20341772), (2, 10170886), (4, 5085443), (11, 1849252), (22, 924626), (44, 462313), (277, 73436), (554, 36718), (1108, 18359), (1669, 12188), (3047, 6676), (3338, 6094)]