20799948

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{883}}^1$

素因数の和:1054

約数の個数: 48

約数和(自身を含む): 52672256

約数和(自身を除く): 31872308

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 151, 156, 302, 453, 604, 883, 906, 1766, 1812, 1963, 2649, 3532, 3926, 5298, 5889, 7852, 10596, 11479, 11778, 22958, 23556, 34437, 45916, 68874, 133333, 137748, 266666, 399999, 533332, 799998, 1599996, 1733329, 3466658, 5199987, 6933316, 10399974, 20799948]

約数ペア:

[(1, 20799948), (2, 10399974), (3, 6933316), (4, 5199987), (6, 3466658), (12, 1733329), (13, 1599996), (26, 799998), (39, 533332), (52, 399999), (78, 266666), (151, 137748), (156, 133333), (302, 68874), (453, 45916), (604, 34437), (883, 23556), (906, 22958), (1766, 11778), (1812, 11479), (1963, 10596), (2649, 7852), (3532, 5889), (3926, 5298)]