19649104

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{11923}}^1$

素因数の和:12034

約数の個数: 20

約数和(自身を含む): 38442976

約数和(自身を除く): 18793872

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 11923, 23846, 47692, 95384, 190768, 1228069, 2456138, 4912276, 9824552, 19649104]

約数ペア:

[(1, 19649104), (2, 9824552), (4, 4912276), (8, 2456138), (16, 1228069), (103, 190768), (206, 95384), (412, 47692), (824, 23846), (1648, 11923)]