205838464

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{123701}}^1$

素因数の和:123728

約数の個数: 32

約数和(自身を含む): 441616140

約数和(自身を除く): 235777676

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 123701, 247402, 494804, 989608, 1608113, 1979216, 3216226, 3958432, 6432452, 7916864, 12864904, 15833728, 25729808, 51459616, 102919232, 205838464]

約数ペア:

[(1, 205838464), (2, 102919232), (4, 51459616), (8, 25729808), (13, 15833728), (16, 12864904), (26, 7916864), (32, 6432452), (52, 3958432), (64, 3216226), (104, 1979216), (128, 1608113), (208, 989608), (416, 494804), (832, 247402), (1664, 123701)]