20347841268

素因数分解:

$2^2\times 3^2\times {\mathrm{449}}^1\times {\mathrm{1258837}}^1$

素因数の和:1259296

約数の個数: 36

約数和(自身を含む): 51549416100

約数和(自身を除く): 31201574832

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 449, 898, 1347, 1796, 2694, 4041, 5388, 8082, 16164, 1258837, 2517674, 3776511, 5035348, 7553022, 11329533, 15106044, 22659066, 45318132, 565217813, 1130435626, 1695653439, 2260871252, 3391306878, 5086960317, 6782613756, 10173920634, 20347841268]

約数ペア:

[(1, 20347841268), (2, 10173920634), (3, 6782613756), (4, 5086960317), (6, 3391306878), (9, 2260871252), (12, 1695653439), (18, 1130435626), (36, 565217813), (449, 45318132), (898, 22659066), (1347, 15106044), (1796, 11329533), (2694, 7553022), (4041, 5035348), (5388, 3776511), (8082, 2517674), (16164, 1258837)]