18960260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{86183}}^1$

素因数の和:86203

約数の個数: 24

約数和(自身を含む): 43436736

約数和(自身を除く): 24476476

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 86183, 172366, 344732, 430915, 861830, 948013, 1723660, 1896026, 3792052, 4740065, 9480130, 18960260]

約数ペア:

[(1, 18960260), (2, 9480130), (4, 4740065), (5, 3792052), (10, 1896026), (11, 1723660), (20, 948013), (22, 861830), (44, 430915), (55, 344732), (110, 172366), (220, 86183)]