20379936

素因数分解:

$2^5\times 3^1\times {\mathrm{43}}^1\times {\mathrm{4937}}^1$

素因数の和:4993

約数の個数: 48

約数和(自身を含む): 54752544

約数和(自身を除く): 34372608

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 86, 96, 129, 172, 258, 344, 516, 688, 1032, 1376, 2064, 4128, 4937, 9874, 14811, 19748, 29622, 39496, 59244, 78992, 118488, 157984, 212291, 236976, 424582, 473952, 636873, 849164, 1273746, 1698328, 2547492, 3396656, 5094984, 6793312, 10189968, 20379936]

約数ペア:

[(1, 20379936), (2, 10189968), (3, 6793312), (4, 5094984), (6, 3396656), (8, 2547492), (12, 1698328), (16, 1273746), (24, 849164), (32, 636873), (43, 473952), (48, 424582), (86, 236976), (96, 212291), (129, 157984), (172, 118488), (258, 78992), (344, 59244), (516, 39496), (688, 29622), (1032, 19748), (1376, 14811), (2064, 9874), (4128, 4937)]