209831402

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{607}}^1\times {\mathrm{827}}^1$

素因数の和:1466

約数の個数: 32

約数和(自身を含む): 362465280

約数和(自身を除く): 152633878

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 607, 827, 1214, 1654, 6677, 9097, 11533, 13354, 15713, 18194, 23066, 31426, 126863, 172843, 253726, 345686, 501989, 1003978, 5521879, 9537791, 11043758, 19075582, 104915701, 209831402]

約数ペア:

[(1, 209831402), (2, 104915701), (11, 19075582), (19, 11043758), (22, 9537791), (38, 5521879), (209, 1003978), (418, 501989), (607, 345686), (827, 253726), (1214, 172843), (1654, 126863), (6677, 31426), (9097, 23066), (11533, 18194), (13354, 15713)]