20868736

素因数分解:

$2^7\times 7^1\times {\mathrm{23291}}^1$

素因数の和:23312

約数の個数: 32

約数和(自身を含む): 47515680

約数和(自身を除く): 26646944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 23291, 46582, 93164, 163037, 186328, 326074, 372656, 652148, 745312, 1304296, 1490624, 2608592, 2981248, 5217184, 10434368, 20868736]

約数ペア:

[(1, 20868736), (2, 10434368), (4, 5217184), (7, 2981248), (8, 2608592), (14, 1490624), (16, 1304296), (28, 745312), (32, 652148), (56, 372656), (64, 326074), (112, 186328), (128, 163037), (224, 93164), (448, 46582), (896, 23291)]