2005353518

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{12101}}^1$

素因数の和:12225

約数の個数: 48

約数和(自身を含む): 3724995600

約数和(自身を除く): 1719642082

約数列:

[1, 2, 7, 14, 19, 38, 49, 89, 98, 133, 178, 266, 623, 931, 1246, 1691, 1862, 3382, 4361, 8722, 11837, 12101, 23674, 24202, 82859, 84707, 165718, 169414, 229919, 459838, 592949, 1076989, 1185898, 1609433, 2153978, 3218866, 7538923, 11266031, 15077846, 20462791, 22532062, 40925582, 52772461, 105544922, 143239537, 286479074, 1002676759, 2005353518]

約数ペア:

[(1, 2005353518), (2, 1002676759), (7, 286479074), (14, 143239537), (19, 105544922), (38, 52772461), (49, 40925582), (89, 22532062), (98, 20462791), (133, 15077846), (178, 11266031), (266, 7538923), (623, 3218866), (931, 2153978), (1246, 1609433), (1691, 1185898), (1862, 1076989), (3382, 592949), (4361, 459838), (8722, 229919), (11837, 169414), (12101, 165718), (23674, 84707), (24202, 82859)]