18743716

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{2129}}^1$

素因数の和:2235

約数の個数: 24

約数和(自身を含む): 34352640

約数和(自身を除く): 15608924

約数列:

[1, 2, 4, 31, 62, 71, 124, 142, 284, 2129, 2201, 4258, 4402, 8516, 8804, 65999, 131998, 151159, 263996, 302318, 604636, 4685929, 9371858, 18743716]

約数ペア:

[(1, 18743716), (2, 9371858), (4, 4685929), (31, 604636), (62, 302318), (71, 263996), (124, 151159), (142, 131998), (284, 65999), (2129, 8804), (2201, 8516), (4258, 4402)]