20000672

素因数分解:

$2^5\times {\mathrm{617}}^1\times {\mathrm{1013}}^1$

素因数の和:1640

約数の個数: 24

約数和(自身を含む): 39479076

約数和(自身を除く): 19478404

約数列:

[1, 2, 4, 8, 16, 32, 617, 1013, 1234, 2026, 2468, 4052, 4936, 8104, 9872, 16208, 19744, 32416, 625021, 1250042, 2500084, 5000168, 10000336, 20000672]

約数ペア:

[(1, 20000672), (2, 10000336), (4, 5000168), (8, 2500084), (16, 1250042), (32, 625021), (617, 32416), (1013, 19744), (1234, 16208), (2026, 9872), (2468, 8104), (4052, 4936)]