20016408

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{22541}}^1$

素因数の和:22587

約数の個数: 32

約数和(自身を含む): 51395760

約数和(自身を除く): 31379352

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 148, 222, 296, 444, 888, 22541, 45082, 67623, 90164, 135246, 180328, 270492, 540984, 834017, 1668034, 2502051, 3336068, 5004102, 6672136, 10008204, 20016408]

約数ペア:

[(1, 20016408), (2, 10008204), (3, 6672136), (4, 5004102), (6, 3336068), (8, 2502051), (12, 1668034), (24, 834017), (37, 540984), (74, 270492), (111, 180328), (148, 135246), (222, 90164), (296, 67623), (444, 45082), (888, 22541)]