211181238

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{19919}}^1$

素因数の和:19977

約数の個数: 48

約数和(自身を含む): 497203200

約数和(自身を除く): 286021962

約数列:

[1, 2, 3, 6, 9, 18, 19, 31, 38, 57, 62, 93, 114, 171, 186, 279, 342, 558, 589, 1178, 1767, 3534, 5301, 10602, 19919, 39838, 59757, 119514, 179271, 358542, 378461, 617489, 756922, 1135383, 1234978, 1852467, 2270766, 3406149, 3704934, 5557401, 6812298, 11114802, 11732291, 23464582, 35196873, 70393746, 105590619, 211181238]

約数ペア:

[(1, 211181238), (2, 105590619), (3, 70393746), (6, 35196873), (9, 23464582), (18, 11732291), (19, 11114802), (31, 6812298), (38, 5557401), (57, 3704934), (62, 3406149), (93, 2270766), (114, 1852467), (171, 1234978), (186, 1135383), (279, 756922), (342, 617489), (558, 378461), (589, 358542), (1178, 179271), (1767, 119514), (3534, 59757), (5301, 39838), (10602, 19919)]