20025278

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5791}}^1$

素因数の和:5832

約数の個数: 32

約数和(自身を含む): 38922240

約数和(自身を除く): 18896962

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 5791, 11582, 40537, 75283, 81074, 110029, 150566, 220058, 526981, 770203, 1053962, 1430377, 1540406, 2860754, 10012639, 20025278]

約数ペア:

[(1, 20025278), (2, 10012639), (7, 2860754), (13, 1540406), (14, 1430377), (19, 1053962), (26, 770203), (38, 526981), (91, 220058), (133, 150566), (182, 110029), (247, 81074), (266, 75283), (494, 40537), (1729, 11582), (3458, 5791)]