18790012

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{457}}^1\times {\mathrm{541}}^1$

素因数の和:1021

約数の個数: 24

約数和(自身を含む): 34753040

約数和(自身を除く): 15963028

約数列:

[1, 2, 4, 19, 38, 76, 457, 541, 914, 1082, 1828, 2164, 8683, 10279, 17366, 20558, 34732, 41116, 247237, 494474, 988948, 4697503, 9395006, 18790012]

約数ペア:

[(1, 18790012), (2, 9395006), (4, 4697503), (19, 988948), (38, 494474), (76, 247237), (457, 41116), (541, 34732), (914, 20558), (1082, 17366), (1828, 10279), (2164, 8683)]