201638968

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{319049}}^1$

素因数の和:319134

約数の個数: 16

約数和(自身を含む): 382860000

約数和(自身を除く): 181221032

約数列:

[1, 2, 4, 8, 79, 158, 316, 632, 319049, 638098, 1276196, 2552392, 25204871, 50409742, 100819484, 201638968]

約数ペア:

[(1, 201638968), (2, 100819484), (4, 50409742), (8, 25204871), (79, 2552392), (158, 1276196), (316, 638098), (632, 319049)]