20185089185

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{853}}^1\times {\mathrm{1117}}^1$

素因数の和:2217

約数の個数: 32

約数和(自身を含む): 25664271360

約数和(自身を除く): 5479182175

約数列:

[1, 5, 19, 95, 223, 853, 1115, 1117, 4237, 4265, 5585, 16207, 21185, 21223, 81035, 106115, 190219, 249091, 951095, 952801, 1245455, 3614161, 4732729, 4764005, 18070805, 18103219, 23663645, 90516095, 212474623, 1062373115, 4037017837, 20185089185]

約数ペア:

[(1, 20185089185), (5, 4037017837), (19, 1062373115), (95, 212474623), (223, 90516095), (853, 23663645), (1115, 18103219), (1117, 18070805), (4237, 4764005), (4265, 4732729), (5585, 3614161), (16207, 1245455), (21185, 952801), (21223, 951095), (81035, 249091), (106115, 190219)]