18534994

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1\times {\mathrm{773}}^1$

素因数の和:1425

約数の個数: 16

約数和(自身を含む): 29350080

約数和(自身を除く): 10815086

約数列:

[1, 2, 19, 38, 631, 773, 1262, 1546, 11989, 14687, 23978, 29374, 487763, 975526, 9267497, 18534994]

約数ペア:

[(1, 18534994), (2, 9267497), (19, 975526), (38, 487763), (631, 29374), (773, 23978), (1262, 14687), (1546, 11989)]