20789029088

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1317763}}^1$

素因数の和:1317819

約数の個数: 48

約数和(自身を含む): 44830331280

約数和(自身を除く): 24041302192

約数列:

[1, 2, 4, 8, 16, 17, 29, 32, 34, 58, 68, 116, 136, 232, 272, 464, 493, 544, 928, 986, 1972, 3944, 7888, 15776, 1317763, 2635526, 5271052, 10542104, 21084208, 22401971, 38215127, 42168416, 44803942, 76430254, 89607884, 152860508, 179215768, 305721016, 358431536, 611442032, 649657159, 716863072, 1222884064, 1299314318, 2598628636, 5197257272, 10394514544, 20789029088]

約数ペア:

[(1, 20789029088), (2, 10394514544), (4, 5197257272), (8, 2598628636), (16, 1299314318), (17, 1222884064), (29, 716863072), (32, 649657159), (34, 611442032), (58, 358431536), (68, 305721016), (116, 179215768), (136, 152860508), (232, 89607884), (272, 76430254), (464, 44803942), (493, 42168416), (544, 38215127), (928, 22401971), (986, 21084208), (1972, 10542104), (3944, 5271052), (7888, 2635526), (15776, 1317763)]