20181176

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{829}}^1$

素因数の和:1031

約数の個数: 32

約数和(自身を含む): 40338000

約数和(自身を除く): 20156824

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 179, 358, 716, 829, 1432, 1658, 3043, 3316, 6086, 6632, 12172, 14093, 24344, 28186, 56372, 112744, 148391, 296782, 593564, 1187128, 2522647, 5045294, 10090588, 20181176]

約数ペア:

[(1, 20181176), (2, 10090588), (4, 5045294), (8, 2522647), (17, 1187128), (34, 593564), (68, 296782), (136, 148391), (179, 112744), (358, 56372), (716, 28186), (829, 24344), (1432, 14093), (1658, 12172), (3043, 6632), (3316, 6086)]