20857766

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{2251}}^1$

素因数の和:2407

約数の個数: 16

約数和(自身を含む): 32347728

約数和(自身を除く): 11489962

約数列:

[1, 2, 41, 82, 113, 226, 2251, 4502, 4633, 9266, 92291, 184582, 254363, 508726, 10428883, 20857766]

約数ペア:

[(1, 20857766), (2, 10428883), (41, 508726), (82, 254363), (113, 184582), (226, 92291), (2251, 9266), (4502, 4633)]