18533683

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{421}}^1$

素因数の和:778

約数の個数: 16

約数和(自身を含む): 22416640

約数和(自身を除く): 3882957

約数列:

[1, 7, 19, 133, 331, 421, 2317, 2947, 6289, 7999, 44023, 55993, 139351, 975457, 2647669, 18533683]

約数ペア:

[(1, 18533683), (7, 2647669), (19, 975457), (133, 139351), (331, 55993), (421, 44023), (2317, 7999), (2947, 6289)]