20194708505

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{419}}^1\times {\mathrm{8599}}^1$

素因数の和:9101

約数の個数: 32

約数和(自身を含む): 26006400000

約数和(自身を除く): 5811691495

約数列:

[1, 5, 19, 59, 95, 295, 419, 1121, 2095, 5605, 7961, 8599, 24721, 39805, 42995, 123605, 163381, 469699, 507341, 816905, 2348495, 2536705, 3602981, 9639479, 18014905, 48197395, 68456639, 212575879, 342283195, 1062879395, 4038941701, 20194708505]

約数ペア:

[(1, 20194708505), (5, 4038941701), (19, 1062879395), (59, 342283195), (95, 212575879), (295, 68456639), (419, 48197395), (1121, 18014905), (2095, 9639479), (5605, 3602981), (7961, 2536705), (8599, 2348495), (24721, 816905), (39805, 507341), (42995, 469699), (123605, 163381)]