20307854

素因数分解:

$2^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{4409}}^1$

素因数の和:4472

約数の個数: 24

約数和(自身を含む): 36197280

約数和(自身を除く): 15889426

約数列:

[1, 2, 7, 14, 47, 49, 94, 98, 329, 658, 2303, 4409, 4606, 8818, 30863, 61726, 207223, 216041, 414446, 432082, 1450561, 2901122, 10153927, 20307854]

約数ペア:

[(1, 20307854), (2, 10153927), (7, 2901122), (14, 1450561), (47, 432082), (49, 414446), (94, 216041), (98, 207223), (329, 61726), (658, 30863), (2303, 8818), (4409, 4606)]