220755218

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1$

素因数の和:482

約数の個数: 32

約数和(自身を含む): 346049280

約数和(自身を除く): 125294062

約数列:

[1, 2, 61, 67, 113, 122, 134, 226, 239, 478, 4087, 6893, 7571, 8174, 13786, 14579, 15142, 16013, 27007, 29158, 32026, 54014, 461831, 923662, 976793, 1647427, 1809469, 1953586, 3294854, 3618938, 110377609, 220755218]

約数ペア:

[(1, 220755218), (2, 110377609), (61, 3618938), (67, 3294854), (113, 1953586), (122, 1809469), (134, 1647427), (226, 976793), (239, 923662), (478, 461831), (4087, 54014), (6893, 32026), (7571, 29158), (8174, 27007), (13786, 16013), (14579, 15142)]