20595939

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2039}}^1$

素因数の和:2099

約数の個数: 32

約数和(自身を含む): 34728960

約数和(自身を除く): 14133021

約数列:

[1, 3, 7, 13, 21, 37, 39, 91, 111, 259, 273, 481, 777, 1443, 2039, 3367, 6117, 10101, 14273, 26507, 42819, 75443, 79521, 185549, 226329, 528101, 556647, 980759, 1584303, 2942277, 6865313, 20595939]

約数ペア:

[(1, 20595939), (3, 6865313), (7, 2942277), (13, 1584303), (21, 980759), (37, 556647), (39, 528101), (91, 226329), (111, 185549), (259, 79521), (273, 75443), (481, 42819), (777, 26507), (1443, 14273), (2039, 10101), (3367, 6117)]