18695710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{15451}}^1$

素因数の和:15480

約数の個数: 24

約数和(自身を含む): 36992088

約数和(自身を除く): 18296378

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 15451, 30902, 77255, 154510, 169961, 339922, 849805, 1699610, 1869571, 3739142, 9347855, 18695710]

約数ペア:

[(1, 18695710), (2, 9347855), (5, 3739142), (10, 1869571), (11, 1699610), (22, 849805), (55, 339922), (110, 169961), (121, 154510), (242, 77255), (605, 30902), (1210, 15451)]