19642064

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{94433}}^1$

素因数の和:94454

約数の個数: 20

約数和(自身を含む): 40984356

約数和(自身を除く): 21342292

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 94433, 188866, 377732, 755464, 1227629, 1510928, 2455258, 4910516, 9821032, 19642064]

約数ペア:

[(1, 19642064), (2, 9821032), (4, 4910516), (8, 2455258), (13, 1510928), (16, 1227629), (26, 755464), (52, 377732), (104, 188866), (208, 94433)]