20216647539

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{228677}}^1$

素因数の和:228760

約数の個数: 48

約数和(自身を含む): 34246817280

約数和(自身を除く): 14030169741

約数列:

[1, 3, 9, 11, 19, 33, 47, 57, 99, 141, 171, 209, 423, 517, 627, 893, 1551, 1881, 2679, 4653, 8037, 9823, 29469, 88407, 228677, 686031, 2058093, 2515447, 4344863, 7546341, 10747819, 13034589, 22639023, 32243457, 39103767, 47793493, 96730371, 118226009, 143380479, 204208561, 354678027, 430141437, 612625683, 1064034081, 1837877049, 2246294171, 6738882513, 20216647539]

約数ペア:

[(1, 20216647539), (3, 6738882513), (9, 2246294171), (11, 1837877049), (19, 1064034081), (33, 612625683), (47, 430141437), (57, 354678027), (99, 204208561), (141, 143380479), (171, 118226009), (209, 96730371), (423, 47793493), (517, 39103767), (627, 32243457), (893, 22639023), (1551, 13034589), (1881, 10747819), (2679, 7546341), (4653, 4344863), (8037, 2515447), (9823, 2058093), (29469, 686031), (88407, 228677)]