20591368

素因数分解:

$2^3\times 7^2\times {\mathrm{52529}}^1$

素因数の和:52549

約数の個数: 24

約数和(自身を含む): 44913150

約数和(自身を除く): 24321782

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 52529, 105058, 210116, 367703, 420232, 735406, 1470812, 2573921, 2941624, 5147842, 10295684, 20591368]

約数ペア:

[(1, 20591368), (2, 10295684), (4, 5147842), (7, 2941624), (8, 2573921), (14, 1470812), (28, 735406), (49, 420232), (56, 367703), (98, 210116), (196, 105058), (392, 52529)]