19550564

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{1907}}^1$

素因数の和:2155

約数の個数: 24

約数和(自身を含む): 37503648

約数和(自身を除く): 17953084

約数列:

[1, 2, 4, 11, 22, 44, 233, 466, 932, 1907, 2563, 3814, 5126, 7628, 10252, 20977, 41954, 83908, 444331, 888662, 1777324, 4887641, 9775282, 19550564]

約数ペア:

[(1, 19550564), (2, 9775282), (4, 4887641), (11, 1777324), (22, 888662), (44, 444331), (233, 83908), (466, 41954), (932, 20977), (1907, 10252), (2563, 7628), (3814, 5126)]