13638664

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{659}}^1$

素因数の和:877

約数の個数: 32

約数和(自身を含む): 27720000

約数和(自身を除く): 14081336

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 199, 398, 659, 796, 1318, 1592, 2587, 2636, 5174, 5272, 8567, 10348, 17134, 20696, 34268, 68536, 131141, 262282, 524564, 1049128, 1704833, 3409666, 6819332, 13638664]

約数ペア:

[(1, 13638664), (2, 6819332), (4, 3409666), (8, 1704833), (13, 1049128), (26, 524564), (52, 262282), (104, 131141), (199, 68536), (398, 34268), (659, 20696), (796, 17134), (1318, 10348), (1592, 8567), (2587, 5272), (2636, 5174)]