19562006

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{1907}}^1$

素因数の和:2155

約数の個数: 16

約数和(自身を含む): 30772224

約数和(自身を除く): 11210218

約数列:

[1, 2, 23, 46, 223, 446, 1907, 3814, 5129, 10258, 43861, 87722, 425261, 850522, 9781003, 19562006]

約数ペア:

[(1, 19562006), (2, 9781003), (23, 850522), (46, 425261), (223, 87722), (446, 43861), (1907, 10258), (3814, 5129)]