20624486

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{2203}}^1$

素因数の和:2387

約数の個数: 16

約数和(自身を含む): 32160768

約数和(自身を除く): 11536282

約数列:

[1, 2, 31, 62, 151, 302, 2203, 4406, 4681, 9362, 68293, 136586, 332653, 665306, 10312243, 20624486]

約数ペア:

[(1, 20624486), (2, 10312243), (31, 665306), (62, 332653), (151, 136586), (302, 68293), (2203, 9362), (4406, 4681)]