18513754

素因数分解:

$2^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{8423}}^1$

素因数の和:8589

約数の個数: 16

約数和(自身を含む): 31943808

約数和(自身を除く): 13430054

約数列:

[1, 2, 7, 14, 157, 314, 1099, 2198, 8423, 16846, 58961, 117922, 1322411, 2644822, 9256877, 18513754]

約数ペア:

[(1, 18513754), (2, 9256877), (7, 2644822), (14, 1322411), (157, 117922), (314, 58961), (1099, 16846), (2198, 8423)]