20215291294

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{425603}}^1$

素因数の和:425760

約数の個数: 32

約数和(自身を含む): 35301298176

約数和(自身を除く): 15086006882

約数列:

[1, 2, 11, 17, 22, 34, 127, 187, 254, 374, 1397, 2159, 2794, 4318, 23749, 47498, 425603, 851206, 4681633, 7235251, 9363266, 14470502, 54051581, 79587761, 108103162, 159175522, 594567391, 918876877, 1189134782, 1837753754, 10107645647, 20215291294]

約数ペア:

[(1, 20215291294), (2, 10107645647), (11, 1837753754), (17, 1189134782), (22, 918876877), (34, 594567391), (127, 159175522), (187, 108103162), (254, 79587761), (374, 54051581), (1397, 14470502), (2159, 9363266), (2794, 7235251), (4318, 4681633), (23749, 851206), (47498, 425603)]