20008672

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{32909}}^1$

素因数の和:32938

約数の個数: 24

約数和(自身を含む): 41466600

約数和(自身を除く): 21457928

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 32909, 65818, 131636, 263272, 526544, 625271, 1053088, 1250542, 2501084, 5002168, 10004336, 20008672]

約数ペア:

[(1, 20008672), (2, 10004336), (4, 5002168), (8, 2501084), (16, 1250542), (19, 1053088), (32, 625271), (38, 526544), (76, 263272), (152, 131636), (304, 65818), (608, 32909)]