18969184

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{45599}}^1$

素因数の和:45622

約数の個数: 24

約数和(自身を含む): 40219200

約数和(自身を除く): 21250016

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 45599, 91198, 182396, 364792, 592787, 729584, 1185574, 1459168, 2371148, 4742296, 9484592, 18969184]

約数ペア:

[(1, 18969184), (2, 9484592), (4, 4742296), (8, 2371148), (13, 1459168), (16, 1185574), (26, 729584), (32, 592787), (52, 364792), (104, 182396), (208, 91198), (416, 45599)]