20994144

素因数分解:

$2^5\times 3^1\times {\mathrm{29}}^1\times {\mathrm{7541}}^1$

素因数の和:7583

約数の個数: 48

約数和(自身を含む): 57017520

約数和(自身を除く): 36023376

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 48, 58, 87, 96, 116, 174, 232, 348, 464, 696, 928, 1392, 2784, 7541, 15082, 22623, 30164, 45246, 60328, 90492, 120656, 180984, 218689, 241312, 361968, 437378, 656067, 723936, 874756, 1312134, 1749512, 2624268, 3499024, 5248536, 6998048, 10497072, 20994144]

約数ペア:

[(1, 20994144), (2, 10497072), (3, 6998048), (4, 5248536), (6, 3499024), (8, 2624268), (12, 1749512), (16, 1312134), (24, 874756), (29, 723936), (32, 656067), (48, 437378), (58, 361968), (87, 241312), (96, 218689), (116, 180984), (174, 120656), (232, 90492), (348, 60328), (464, 45246), (696, 30164), (928, 22623), (1392, 15082), (2784, 7541)]