18913336

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{6271}}^1$

素因数の和:6319

約数の個数: 32

約数和(自身を含む): 39513600

約数和(自身を除く): 20600264

約数列:

[1, 2, 4, 8, 13, 26, 29, 52, 58, 104, 116, 232, 377, 754, 1508, 3016, 6271, 12542, 25084, 50168, 81523, 163046, 181859, 326092, 363718, 652184, 727436, 1454872, 2364167, 4728334, 9456668, 18913336]

約数ペア:

[(1, 18913336), (2, 9456668), (4, 4728334), (8, 2364167), (13, 1454872), (26, 727436), (29, 652184), (52, 363718), (58, 326092), (104, 181859), (116, 163046), (232, 81523), (377, 50168), (754, 25084), (1508, 12542), (3016, 6271)]