20784592

素因数分解:

$2^4\times {\mathrm{181}}^1\times {\mathrm{7177}}^1$

素因数の和:7366

約数の個数: 20

約数和(自身を含む): 40498276

約数和(自身を除く): 19713684

約数列:

[1, 2, 4, 8, 16, 181, 362, 724, 1448, 2896, 7177, 14354, 28708, 57416, 114832, 1299037, 2598074, 5196148, 10392296, 20784592]

約数ペア:

[(1, 20784592), (2, 10392296), (4, 5196148), (8, 2598074), (16, 1299037), (181, 114832), (362, 57416), (724, 28708), (1448, 14354), (2896, 7177)]