18125655191

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1\times {\mathrm{317}}^1\times {\mathrm{709}}^1$

素因数の和:1355

約数の個数: 32

約数和(自身を含む): 21393106560

約数和(自身を除く): 3267451369

約数列:

[1, 7, 41, 281, 287, 317, 709, 1967, 2219, 4963, 11521, 12997, 29069, 80647, 89077, 90979, 199229, 203483, 224753, 623539, 1394603, 1573271, 3652157, 8168389, 9214873, 25565099, 57178723, 63155593, 64504111, 442089151, 2589379313, 18125655191]

約数ペア:

[(1, 18125655191), (7, 2589379313), (41, 442089151), (281, 64504111), (287, 63155593), (317, 57178723), (709, 25565099), (1967, 9214873), (2219, 8168389), (4963, 3652157), (11521, 1573271), (12997, 1394603), (29069, 623539), (80647, 224753), (89077, 203483), (90979, 199229)]