29278288

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{140761}}^1$

素因数の和:140782

約数の個数: 20

約数和(自身を含む): 61090708

約数和(自身を除く): 31812420

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 140761, 281522, 563044, 1126088, 1829893, 2252176, 3659786, 7319572, 14639144, 29278288]

約数ペア:

[(1, 29278288), (2, 14639144), (4, 7319572), (8, 3659786), (13, 2252176), (16, 1829893), (26, 1126088), (52, 563044), (104, 281522), (208, 140761)]