18410917

素因数分解:

$7^2\times {\mathrm{607}}^1\times {\mathrm{619}}^1$

素因数の和:1240

約数の個数: 12

約数和(自身を含む): 21486720

約数和(自身を除く): 3075803

約数列:

[1, 7, 49, 607, 619, 4249, 4333, 29743, 30331, 375733, 2630131, 18410917]

約数ペア:

[(1, 18410917), (7, 2630131), (49, 375733), (607, 30331), (619, 29743), (4249, 4333)]