16820286

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{557}}^1\times {\mathrm{719}}^1$

素因数の和:1288

約数の個数: 32

約数和(自身を含む): 38568960

約数和(自身を除く): 21748674

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 557, 719, 1114, 1438, 1671, 2157, 3342, 3899, 4314, 5033, 7798, 10066, 11697, 15099, 23394, 30198, 400483, 800966, 1201449, 2402898, 2803381, 5606762, 8410143, 16820286]

約数ペア:

[(1, 16820286), (2, 8410143), (3, 5606762), (6, 2803381), (7, 2402898), (14, 1201449), (21, 800966), (42, 400483), (557, 30198), (719, 23394), (1114, 15099), (1438, 11697), (1671, 10066), (2157, 7798), (3342, 5033), (3899, 4314)]