18199754

素因数分解:

$2^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1\times {\mathrm{389}}^1$

素因数の和:697

約数の個数: 16

約数和(自身を含む): 27729000

約数和(自身を除く): 9529246

約数列:

[1, 2, 149, 157, 298, 314, 389, 778, 23393, 46786, 57961, 61073, 115922, 122146, 9099877, 18199754]

約数ペア:

[(1, 18199754), (2, 9099877), (149, 122146), (157, 115922), (298, 61073), (314, 57961), (389, 46786), (778, 23393)]