19784362

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{2633}}^1$

素因数の和:2682

約数の個数: 24

約数和(自身を含む): 33962796

約数和(自身を除く): 14178434

約数列:

[1, 2, 13, 17, 26, 34, 221, 289, 442, 578, 2633, 3757, 5266, 7514, 34229, 44761, 68458, 89522, 581893, 760937, 1163786, 1521874, 9892181, 19784362]

約数ペア:

[(1, 19784362), (2, 9892181), (13, 1521874), (17, 1163786), (26, 760937), (34, 581893), (221, 89522), (289, 68458), (442, 44761), (578, 34229), (2633, 7514), (3757, 5266)]