20716164

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{82207}}^1$

素因数の和:82224

約数の個数: 36

約数和(自身を含む): 59847424

約数和(自身を除く): 39131260

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 82207, 164414, 246621, 328828, 493242, 575449, 739863, 986484, 1150898, 1479726, 1726347, 2301796, 2959452, 3452694, 5179041, 6905388, 10358082, 20716164]

約数ペア:

[(1, 20716164), (2, 10358082), (3, 6905388), (4, 5179041), (6, 3452694), (7, 2959452), (9, 2301796), (12, 1726347), (14, 1479726), (18, 1150898), (21, 986484), (28, 739863), (36, 575449), (42, 493242), (63, 328828), (84, 246621), (126, 164414), (252, 82207)]