218603858

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{43391}}^1$

素因数の和:43633

約数の個数: 16

約数和(自身を含む): 359285760

約数和(自身を除く): 140681902

約数列:

[1, 2, 11, 22, 229, 458, 2519, 5038, 43391, 86782, 477301, 954602, 9936539, 19873078, 109301929, 218603858]

約数ペア:

[(1, 218603858), (2, 109301929), (11, 19873078), (22, 9936539), (229, 954602), (458, 477301), (2519, 86782), (5038, 43391)]