20528057904

素因数分解:

$2^4\times 3^1\times {\mathrm{89}}^1\times {\mathrm{4805257}}^1$

素因数の和:4805357

約数の個数: 40

約数和(自身を含む): 53626679280

約数和(自身を除く): 33098621376

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 89, 178, 267, 356, 534, 712, 1068, 1424, 2136, 4272, 4805257, 9610514, 14415771, 19221028, 28831542, 38442056, 57663084, 76884112, 115326168, 230652336, 427667873, 855335746, 1283003619, 1710671492, 2566007238, 3421342984, 5132014476, 6842685968, 10264028952, 20528057904]

約数ペア:

[(1, 20528057904), (2, 10264028952), (3, 6842685968), (4, 5132014476), (6, 3421342984), (8, 2566007238), (12, 1710671492), (16, 1283003619), (24, 855335746), (48, 427667873), (89, 230652336), (178, 115326168), (267, 76884112), (356, 57663084), (534, 38442056), (712, 28831542), (1068, 19221028), (1424, 14415771), (2136, 9610514), (4272, 4805257)]