20996957586

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{997}}^1\times {\mathrm{319093}}^1$

素因数の和:320106

約数の個数: 32

約数和(自身を含む): 45857636928

約数和(自身を除く): 24860679342

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 997, 1994, 2991, 5982, 10967, 21934, 32901, 65802, 319093, 638186, 957279, 1914558, 3510023, 7020046, 10530069, 21060138, 318135721, 636271442, 954407163, 1908814326, 3499492931, 6998985862, 10498478793, 20996957586]

約数ペア:

[(1, 20996957586), (2, 10498478793), (3, 6998985862), (6, 3499492931), (11, 1908814326), (22, 954407163), (33, 636271442), (66, 318135721), (997, 21060138), (1994, 10530069), (2991, 7020046), (5982, 3510023), (10967, 1914558), (21934, 957279), (32901, 638186), (65802, 319093)]