18889572

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6373}}^1$

素因数の和:6412

約数の個数: 48

約数和(自身を含む): 49972160

約数和(自身を除く): 31082588

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 494, 741, 988, 1482, 2964, 6373, 12746, 19119, 25492, 38238, 76476, 82849, 121087, 165698, 242174, 248547, 331396, 363261, 484348, 497094, 726522, 994188, 1453044, 1574131, 3148262, 4722393, 6296524, 9444786, 18889572]

約数ペア:

[(1, 18889572), (2, 9444786), (3, 6296524), (4, 4722393), (6, 3148262), (12, 1574131), (13, 1453044), (19, 994188), (26, 726522), (38, 497094), (39, 484348), (52, 363261), (57, 331396), (76, 248547), (78, 242174), (114, 165698), (156, 121087), (228, 82849), (247, 76476), (494, 38238), (741, 25492), (988, 19119), (1482, 12746), (2964, 6373)]