20519706

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{110321}}^1$

素因数の和:110357

約数の個数: 16

約数和(自身を含む): 42363648

約数和(自身を除く): 21843942

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 110321, 220642, 330963, 661926, 3419951, 6839902, 10259853, 20519706]

約数ペア:

[(1, 20519706), (2, 10259853), (3, 6839902), (6, 3419951), (31, 661926), (62, 330963), (93, 220642), (186, 110321)]