20454452

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{997}}^1$

素因数の和:1247

約数の個数: 24

約数和(自身を含む): 37556736

約数和(自身を除く): 17102284

約数列:

[1, 2, 4, 23, 46, 92, 223, 446, 892, 997, 1994, 3988, 5129, 10258, 20516, 22931, 45862, 91724, 222331, 444662, 889324, 5113613, 10227226, 20454452]

約数ペア:

[(1, 20454452), (2, 10227226), (4, 5113613), (23, 889324), (46, 444662), (92, 222331), (223, 91724), (446, 45862), (892, 22931), (997, 20516), (1994, 10258), (3988, 5129)]