20166084071

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{977}}^1\times {\mathrm{1303}}^1$

素因数の和:2391

約数の個数: 32

約数和(自身を含む): 24159510528

約数和(自身を除く): 3993426457

約数列:

[1, 7, 31, 73, 217, 511, 977, 1303, 2263, 6839, 9121, 15841, 30287, 40393, 71321, 95119, 212009, 282751, 499247, 665833, 1273031, 2210951, 2948689, 8911217, 15476657, 20640823, 39463961, 92931263, 276247727, 650518841, 2880869153, 20166084071]

約数ペア:

[(1, 20166084071), (7, 2880869153), (31, 650518841), (73, 276247727), (217, 92931263), (511, 39463961), (977, 20640823), (1303, 15476657), (2263, 8911217), (6839, 2948689), (9121, 2210951), (15841, 1273031), (30287, 665833), (40393, 499247), (71321, 282751), (95119, 212009)]