20511312

素因数分解:

$2^4\times 3^1\times {\mathrm{569}}^1\times {\mathrm{751}}^1$

素因数の和:1331

約数の個数: 40

約数和(自身を含む): 53151360

約数和(自身を除く): 32640048

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 569, 751, 1138, 1502, 1707, 2253, 2276, 3004, 3414, 4506, 4552, 6008, 6828, 9012, 9104, 12016, 13656, 18024, 27312, 36048, 427319, 854638, 1281957, 1709276, 2563914, 3418552, 5127828, 6837104, 10255656, 20511312]

約数ペア:

[(1, 20511312), (2, 10255656), (3, 6837104), (4, 5127828), (6, 3418552), (8, 2563914), (12, 1709276), (16, 1281957), (24, 854638), (48, 427319), (569, 36048), (751, 27312), (1138, 18024), (1502, 13656), (1707, 12016), (2253, 9104), (2276, 9012), (3004, 6828), (3414, 6008), (4506, 4552)]