2215697978

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{203387}}^1$

素因数の和:203821

約数の個数: 16

約数和(自身を含む): 3587764320

約数和(自身を除く): 1372066342

約数列:

[1, 2, 13, 26, 419, 838, 5447, 10894, 203387, 406774, 2644031, 5288062, 85219153, 170438306, 1107848989, 2215697978]

約数ペア:

[(1, 2215697978), (2, 1107848989), (13, 170438306), (26, 85219153), (419, 5288062), (838, 2644031), (5447, 406774), (10894, 203387)]