209092018

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{239}}^1$

素因数の和:474

約数の個数: 32

約数和(自身を含む): 327836160

約数和(自身を除く): 118744142

約数列:

[1, 2, 61, 71, 101, 122, 142, 202, 239, 478, 4331, 6161, 7171, 8662, 12322, 14342, 14579, 16969, 24139, 29158, 33938, 48278, 437431, 874862, 1035109, 1472479, 1713869, 2070218, 2944958, 3427738, 104546009, 209092018]

約数ペア:

[(1, 209092018), (2, 104546009), (61, 3427738), (71, 2944958), (101, 2070218), (122, 1713869), (142, 1472479), (202, 1035109), (239, 874862), (478, 437431), (4331, 48278), (6161, 33938), (7171, 29158), (8662, 24139), (12322, 16969), (14342, 14579)]