19442072

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2633}}^1$

素因数の和:2723

約数の個数: 32

約数和(自身を含む): 39826080

約数和(自身を除く): 20384008

約数列:

[1, 2, 4, 8, 13, 26, 52, 71, 104, 142, 284, 568, 923, 1846, 2633, 3692, 5266, 7384, 10532, 21064, 34229, 68458, 136916, 186943, 273832, 373886, 747772, 1495544, 2430259, 4860518, 9721036, 19442072]

約数ペア:

[(1, 19442072), (2, 9721036), (4, 4860518), (8, 2430259), (13, 1495544), (26, 747772), (52, 373886), (71, 273832), (104, 186943), (142, 136916), (284, 68458), (568, 34229), (923, 21064), (1846, 10532), (2633, 7384), (3692, 5266)]