19604360

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{2833}}^1$

素因数の和:3017

約数の個数: 32

約数和(自身を含む): 44380440

約数和(自身を除く): 24776080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 2833, 3460, 5666, 6920, 11332, 14165, 22664, 28330, 56660, 113320, 490109, 980218, 1960436, 2450545, 3920872, 4901090, 9802180, 19604360]

約数ペア:

[(1, 19604360), (2, 9802180), (4, 4901090), (5, 3920872), (8, 2450545), (10, 1960436), (20, 980218), (40, 490109), (173, 113320), (346, 56660), (692, 28330), (865, 22664), (1384, 14165), (1730, 11332), (2833, 6920), (3460, 5666)]