16521128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2371}}^1$

素因数の和:2457

約数の個数: 32

約数和(自身を含む): 33872160

約数和(自身を除く): 17351032

約数列:

[1, 2, 4, 8, 13, 26, 52, 67, 104, 134, 268, 536, 871, 1742, 2371, 3484, 4742, 6968, 9484, 18968, 30823, 61646, 123292, 158857, 246584, 317714, 635428, 1270856, 2065141, 4130282, 8260564, 16521128]

約数ペア:

[(1, 16521128), (2, 8260564), (4, 4130282), (8, 2065141), (13, 1270856), (26, 635428), (52, 317714), (67, 246584), (104, 158857), (134, 123292), (268, 61646), (536, 30823), (871, 18968), (1742, 9484), (2371, 6968), (3484, 4742)]