25380208

素因数分解:

$2^4\times 7^1\times {\mathrm{226609}}^1$

素因数の和:226624

約数の個数: 20

約数和(自身を含む): 56199280

約数和(自身を除く): 30819072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 226609, 453218, 906436, 1586263, 1812872, 3172526, 3625744, 6345052, 12690104, 25380208]

約数ペア:

[(1, 25380208), (2, 12690104), (4, 6345052), (7, 3625744), (8, 3172526), (14, 1812872), (16, 1586263), (28, 906436), (56, 453218), (112, 226609)]