20196830925

素因数分解:

$3^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{965201}}^1$

素因数の和:965251

約数の個数: 48

約数和(自身を含む): 38299215360

約数和(自身を除く): 18102384435

約数列:

[1, 3, 5, 9, 15, 25, 27, 31, 45, 75, 93, 135, 155, 225, 279, 465, 675, 775, 837, 1395, 2325, 4185, 6975, 20925, 965201, 2895603, 4826005, 8686809, 14478015, 24130025, 26060427, 29921231, 43434045, 72390075, 89763693, 130302135, 149606155, 217170225, 269291079, 448818465, 651510675, 748030775, 807873237, 1346455395, 2244092325, 4039366185, 6732276975, 20196830925]

約数ペア:

[(1, 20196830925), (3, 6732276975), (5, 4039366185), (9, 2244092325), (15, 1346455395), (25, 807873237), (27, 748030775), (31, 651510675), (45, 448818465), (75, 269291079), (93, 217170225), (135, 149606155), (155, 130302135), (225, 89763693), (279, 72390075), (465, 43434045), (675, 29921231), (775, 26060427), (837, 24130025), (1395, 14478015), (2325, 8686809), (4185, 4826005), (6975, 2895603), (20925, 965201)]