18961100

素因数分解:

$2^2\times 5^2\times {\mathrm{127}}^1\times {\mathrm{1493}}^1$

素因数の和:1634

約数の個数: 36

約数和(自身を含む): 41497344

約数和(自身を除く): 22536244

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 127, 254, 508, 635, 1270, 1493, 2540, 2986, 3175, 5972, 6350, 7465, 12700, 14930, 29860, 37325, 74650, 149300, 189611, 379222, 758444, 948055, 1896110, 3792220, 4740275, 9480550, 18961100]

約数ペア:

[(1, 18961100), (2, 9480550), (4, 4740275), (5, 3792220), (10, 1896110), (20, 948055), (25, 758444), (50, 379222), (100, 189611), (127, 149300), (254, 74650), (508, 37325), (635, 29860), (1270, 14930), (1493, 12700), (2540, 7465), (2986, 6350), (3175, 5972)]