421055998

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{509}}^1\times {\mathrm{1979}}^1$

素因数の和:2520

約数の個数: 32

約数和(自身を含む): 727056000

約数和(自身を除く): 306000002

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 509, 1018, 1979, 3958, 5599, 9671, 11198, 19342, 21769, 37601, 43538, 75202, 106381, 212762, 413611, 827222, 1007311, 2014622, 11080421, 19138909, 22160842, 38277818, 210527999, 421055998]

約数ペア:

[(1, 421055998), (2, 210527999), (11, 38277818), (19, 22160842), (22, 19138909), (38, 11080421), (209, 2014622), (418, 1007311), (509, 827222), (1018, 413611), (1979, 212762), (3958, 106381), (5599, 75202), (9671, 43538), (11198, 37601), (19342, 21769)]