20082530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{641}}^1$

素因数の和:902

約数の個数: 32

約数和(自身を含む): 39151728

約数和(自身を除く): 19069198

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 241, 482, 641, 1205, 1282, 2410, 3133, 3205, 6266, 6410, 8333, 15665, 16666, 31330, 41665, 83330, 154481, 308962, 772405, 1544810, 2008253, 4016506, 10041265, 20082530]

約数ペア:

[(1, 20082530), (2, 10041265), (5, 4016506), (10, 2008253), (13, 1544810), (26, 772405), (65, 308962), (130, 154481), (241, 83330), (482, 41665), (641, 31330), (1205, 16666), (1282, 15665), (2410, 8333), (3133, 6410), (3205, 6266)]