20022148

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{191}}^1\times {\mathrm{359}}^1$

素因数の和:627

約数の個数: 24

約数和(自身を含む): 35804160

約数和(自身を除く): 15782012

約数列:

[1, 2, 4, 73, 146, 191, 292, 359, 382, 718, 764, 1436, 13943, 26207, 27886, 52414, 55772, 68569, 104828, 137138, 274276, 5005537, 10011074, 20022148]

約数ペア:

[(1, 20022148), (2, 10011074), (4, 5005537), (73, 274276), (146, 137138), (191, 104828), (292, 68569), (359, 55772), (382, 52414), (718, 27886), (764, 26207), (1436, 13943)]