20561860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{93463}}^1$

素因数の和:93483

約数の個数: 24

約数和(自身を含む): 47105856

約数和(自身を除く): 26543996

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 93463, 186926, 373852, 467315, 934630, 1028093, 1869260, 2056186, 4112372, 5140465, 10280930, 20561860]

約数ペア:

[(1, 20561860), (2, 10280930), (4, 5140465), (5, 4112372), (10, 2056186), (11, 1869260), (20, 1028093), (22, 934630), (44, 467315), (55, 373852), (110, 186926), (220, 93463)]