20656806

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{827}}^1$

素因数の和:1036

約数の個数: 32

約数和(自身を含む): 43400448

約数和(自身を除く): 22743642

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 181, 362, 543, 827, 1086, 1654, 2481, 4163, 4962, 8326, 12489, 19021, 24978, 38042, 57063, 114126, 149687, 299374, 449061, 898122, 3442801, 6885602, 10328403, 20656806]

約数ペア:

[(1, 20656806), (2, 10328403), (3, 6885602), (6, 3442801), (23, 898122), (46, 449061), (69, 299374), (138, 149687), (181, 114126), (362, 57063), (543, 38042), (827, 24978), (1086, 19021), (1654, 12489), (2481, 8326), (4163, 4962)]