18638012

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1931}}^1$

素因数の和:2081

約数の個数: 24

約数和(自身を含む): 34621440

約数和(自身を除く): 15983428

約数列:

[1, 2, 4, 19, 38, 76, 127, 254, 508, 1931, 2413, 3862, 4826, 7724, 9652, 36689, 73378, 146756, 245237, 490474, 980948, 4659503, 9319006, 18638012]

約数ペア:

[(1, 18638012), (2, 9319006), (4, 4659503), (19, 980948), (38, 490474), (76, 245237), (127, 146756), (254, 73378), (508, 36689), (1931, 9652), (2413, 7724), (3862, 4826)]