20217384089

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{1171}}^1\times {\mathrm{1399}}^1$

素因数の和:2661

約数の個数: 32

約数和(自身を含む): 24257587200

約数和(自身を除く): 4040203111

約数列:

[1, 7, 41, 43, 287, 301, 1171, 1399, 1763, 8197, 9793, 12341, 48011, 50353, 57359, 60157, 336077, 352471, 401513, 421099, 1638229, 2064473, 2466437, 11467603, 14451311, 17265059, 67167389, 70443847, 470171723, 493106929, 2888197727, 20217384089]

約数ペア:

[(1, 20217384089), (7, 2888197727), (41, 493106929), (43, 470171723), (287, 70443847), (301, 67167389), (1171, 17265059), (1399, 14451311), (1763, 11467603), (8197, 2466437), (9793, 2064473), (12341, 1638229), (48011, 421099), (50353, 401513), (57359, 352471), (60157, 336077)]