20001386

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{8719}}^1$

素因数の和:8789

約数の個数: 16

約数和(自身を含む): 31810560

約数和(自身を除く): 11809174

約数列:

[1, 2, 31, 37, 62, 74, 1147, 2294, 8719, 17438, 270289, 322603, 540578, 645206, 10000693, 20001386]

約数ペア:

[(1, 20001386), (2, 10000693), (31, 645206), (37, 540578), (62, 322603), (74, 270289), (1147, 17438), (2294, 8719)]