20162950281

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{337}}^1\times {\mathrm{1637}}^1$

素因数の和:2142

約数の個数: 48

約数和(自身を含む): 30401699328

約数和(自身を除く): 10238749047

約数列:

[1, 3, 9, 31, 93, 131, 279, 337, 393, 1011, 1179, 1637, 3033, 4061, 4911, 10447, 12183, 14733, 31341, 36549, 44147, 50747, 94023, 132441, 152241, 214447, 397323, 456723, 551669, 643341, 1368557, 1655007, 1930023, 4105671, 4965021, 6647857, 12317013, 17101739, 19943571, 51305217, 59830713, 72268639, 153915651, 216805917, 650417751, 2240327809, 6720983427, 20162950281]

約数ペア:

[(1, 20162950281), (3, 6720983427), (9, 2240327809), (31, 650417751), (93, 216805917), (131, 153915651), (279, 72268639), (337, 59830713), (393, 51305217), (1011, 19943571), (1179, 17101739), (1637, 12317013), (3033, 6647857), (4061, 4965021), (4911, 4105671), (10447, 1930023), (12183, 1655007), (14733, 1368557), (31341, 643341), (36549, 551669), (44147, 456723), (50747, 397323), (94023, 214447), (132441, 152241)]