20410964

素因数分解:

$2^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{6451}}^1$

素因数の和:6575

約数の個数: 24

約数和(自身を含む): 41189568

約数和(自身を除く): 20778604

約数列:

[1, 2, 4, 7, 14, 28, 113, 226, 452, 791, 1582, 3164, 6451, 12902, 25804, 45157, 90314, 180628, 728963, 1457926, 2915852, 5102741, 10205482, 20410964]

約数ペア:

[(1, 20410964), (2, 10205482), (4, 5102741), (7, 2915852), (14, 1457926), (28, 728963), (113, 180628), (226, 90314), (452, 45157), (791, 25804), (1582, 12902), (3164, 6451)]