20511912

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{23099}}^1$

素因数の和:23145

約数の個数: 32

約数和(自身を含む): 52668000

約数和(自身を除く): 32156088

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 148, 222, 296, 444, 888, 23099, 46198, 69297, 92396, 138594, 184792, 277188, 554376, 854663, 1709326, 2563989, 3418652, 5127978, 6837304, 10255956, 20511912]

約数ペア:

[(1, 20511912), (2, 10255956), (3, 6837304), (4, 5127978), (6, 3418652), (8, 2563989), (12, 1709326), (24, 854663), (37, 554376), (74, 277188), (111, 184792), (148, 138594), (222, 92396), (296, 69297), (444, 46198), (888, 23099)]