20151586

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{421}}^1$

素因数の和:706

約数の個数: 32

約数和(自身を含む): 37433088

約数和(自身を除く): 17281502

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 263, 421, 526, 842, 1841, 2947, 3419, 3682, 5473, 5894, 6838, 10946, 23933, 38311, 47866, 76622, 110723, 221446, 775061, 1439399, 1550122, 2878798, 10075793, 20151586]

約数ペア:

[(1, 20151586), (2, 10075793), (7, 2878798), (13, 1550122), (14, 1439399), (26, 775061), (91, 221446), (182, 110723), (263, 76622), (421, 47866), (526, 38311), (842, 23933), (1841, 10946), (2947, 6838), (3419, 5894), (3682, 5473)]