20258722

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{40037}}^1$

素因数の和:40073

約数の個数: 16

約数和(自身を含む): 34592832

約数和(自身を除く): 14334110

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 40037, 80074, 440407, 880814, 920851, 1841702, 10129361, 20258722]

約数ペア:

[(1, 20258722), (2, 10129361), (11, 1841702), (22, 920851), (23, 880814), (46, 440407), (253, 80074), (506, 40037)]