20444704

素因数分解:

$2^5\times 7^1\times {\mathrm{107}}^1\times {\mathrm{853}}^1$

素因数の和:977

約数の個数: 48

約数和(自身を含む): 46484928

約数和(自身を除く): 26040224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 107, 112, 214, 224, 428, 749, 853, 856, 1498, 1706, 1712, 2996, 3412, 3424, 5971, 5992, 6824, 11942, 11984, 13648, 23884, 23968, 27296, 47768, 91271, 95536, 182542, 191072, 365084, 638897, 730168, 1277794, 1460336, 2555588, 2920672, 5111176, 10222352, 20444704]

約数ペア:

[(1, 20444704), (2, 10222352), (4, 5111176), (7, 2920672), (8, 2555588), (14, 1460336), (16, 1277794), (28, 730168), (32, 638897), (56, 365084), (107, 191072), (112, 182542), (214, 95536), (224, 91271), (428, 47768), (749, 27296), (853, 23968), (856, 23884), (1498, 13648), (1706, 11984), (1712, 11942), (2996, 6824), (3412, 5992), (3424, 5971)]