891782012

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{1039}}^1\times {\mathrm{19507}}^1$

素因数の和:20561

約数の個数: 24

約数和(自身を含む): 1704218880

約数和(自身を除く): 812436868

約数列:

[1, 2, 4, 11, 22, 44, 1039, 2078, 4156, 11429, 19507, 22858, 39014, 45716, 78028, 214577, 429154, 858308, 20267773, 40535546, 81071092, 222945503, 445891006, 891782012]

約数ペア:

[(1, 891782012), (2, 445891006), (4, 222945503), (11, 81071092), (22, 40535546), (44, 20267773), (1039, 858308), (2078, 429154), (4156, 214577), (11429, 78028), (19507, 45716), (22858, 39014)]