17970740

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{13411}}^1$

素因数の和:13487

約数の個数: 24

約数和(自身を含む): 38304672

約数和(自身を除く): 20333932

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 13411, 26822, 53644, 67055, 134110, 268220, 898537, 1797074, 3594148, 4492685, 8985370, 17970740]

約数ペア:

[(1, 17970740), (2, 8985370), (4, 4492685), (5, 3594148), (10, 1797074), (20, 898537), (67, 268220), (134, 134110), (268, 67055), (335, 53644), (670, 26822), (1340, 13411)]