1981836626

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{443761}}^1$

素因数の和:443810

約数の個数: 32

約数和(自身を含む): 3834103680

約数和(自身を除く): 1852267054

約数列:

[1, 2, 7, 11, 14, 22, 29, 58, 77, 154, 203, 319, 406, 638, 2233, 4466, 443761, 887522, 3106327, 4881371, 6212654, 9762742, 12869069, 25738138, 34169597, 68339194, 90083483, 141559759, 180166966, 283119518, 990918313, 1981836626]

約数ペア:

[(1, 1981836626), (2, 990918313), (7, 283119518), (11, 180166966), (14, 141559759), (22, 90083483), (29, 68339194), (58, 34169597), (77, 25738138), (154, 12869069), (203, 9762742), (319, 6212654), (406, 4881371), (638, 3106327), (2233, 887522), (4466, 443761)]