8668192

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{311}}^1$

素因数の和:401

約数の個数: 48

約数和(自身を含む): 18712512

約数和(自身を除く): 10044320

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 67, 104, 134, 208, 268, 311, 416, 536, 622, 871, 1072, 1244, 1742, 2144, 2488, 3484, 4043, 4976, 6968, 8086, 9952, 13936, 16172, 20837, 27872, 32344, 41674, 64688, 83348, 129376, 166696, 270881, 333392, 541762, 666784, 1083524, 2167048, 4334096, 8668192]

約数ペア:

[(1, 8668192), (2, 4334096), (4, 2167048), (8, 1083524), (13, 666784), (16, 541762), (26, 333392), (32, 270881), (52, 166696), (67, 129376), (104, 83348), (134, 64688), (208, 41674), (268, 32344), (311, 27872), (416, 20837), (536, 16172), (622, 13936), (871, 9952), (1072, 8086), (1244, 6968), (1742, 4976), (2144, 4043), (2488, 3484)]