51242996

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{20563}}^1$

素因数の和:20663

約数の個数: 24

約数和(自身を含む): 103642560

約数和(自身を除く): 52399564

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 623, 1246, 2492, 20563, 41126, 82252, 143941, 287882, 575764, 1830107, 3660214, 7320428, 12810749, 25621498, 51242996]

約数ペア:

[(1, 51242996), (2, 25621498), (4, 12810749), (7, 7320428), (14, 3660214), (28, 1830107), (89, 575764), (178, 287882), (356, 143941), (623, 82252), (1246, 41126), (2492, 20563)]