20888632

素因数分解:

$2^3\times {\mathrm{199}}^1\times {\mathrm{13121}}^1$

素因数の和:13326

約数の個数: 16

約数和(自身を含む): 39366000

約数和(自身を除く): 18477368

約数列:

[1, 2, 4, 8, 199, 398, 796, 1592, 13121, 26242, 52484, 104968, 2611079, 5222158, 10444316, 20888632]

約数ペア:

[(1, 20888632), (2, 10444316), (4, 5222158), (8, 2611079), (199, 104968), (398, 52484), (796, 26242), (1592, 13121)]