20384546

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3613}}^1$

素因数の和:3666

約数の個数: 32

約数和(自身を含む): 38857728

約数和(自身を除く): 18473182

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 3613, 5642, 7226, 25291, 46969, 50582, 93938, 112003, 224006, 328783, 657566, 784021, 1456039, 1568042, 2912078, 10192273, 20384546]

約数ペア:

[(1, 20384546), (2, 10192273), (7, 2912078), (13, 1568042), (14, 1456039), (26, 784021), (31, 657566), (62, 328783), (91, 224006), (182, 112003), (217, 93938), (403, 50582), (434, 46969), (806, 25291), (2821, 7226), (3613, 5642)]