20139446

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{449}}^1\times {\mathrm{547}}^1$

素因数の和:1039

約数の個数: 16

約数和(自身を含む): 31071600

約数和(自身を除く): 10932154

約数列:

[1, 2, 41, 82, 449, 547, 898, 1094, 18409, 22427, 36818, 44854, 245603, 491206, 10069723, 20139446]

約数ペア:

[(1, 20139446), (2, 10069723), (41, 491206), (82, 245603), (449, 44854), (547, 36818), (898, 22427), (1094, 18409)]