20432504078

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{345599}}^1$

素因数の和:345752

約数の個数: 32

約数和(自身を含む): 36229939200

約数和(自身を除く): 15797435122

約数列:

[1, 2, 7, 14, 41, 82, 103, 206, 287, 574, 721, 1442, 4223, 8446, 29561, 59122, 345599, 691198, 2419193, 4838386, 14169559, 28339118, 35596697, 71193394, 99186913, 198373826, 249176879, 498353758, 1459464577, 2918929154, 10216252039, 20432504078]

約数ペア:

[(1, 20432504078), (2, 10216252039), (7, 2918929154), (14, 1459464577), (41, 498353758), (82, 249176879), (103, 198373826), (206, 99186913), (287, 71193394), (574, 35596697), (721, 28339118), (1442, 14169559), (4223, 4838386), (8446, 2419193), (29561, 691198), (59122, 345599)]