1894895996

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{641}}^1\times {\mathrm{1487}}^1$

素因数の和:2210

約数の個数: 48

約数和(自身を含む): 3851753472

約数和(自身を除く): 1956857476

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 641, 994, 1282, 1487, 1988, 2564, 2974, 4487, 5948, 8974, 10409, 17948, 20818, 41636, 45511, 91022, 105577, 182044, 211154, 318577, 422308, 637154, 739039, 953167, 1274308, 1478078, 1906334, 2956156, 3812668, 6672169, 13344338, 26688676, 67674857, 135349714, 270699428, 473723999, 947447998, 1894895996]

約数ペア:

[(1, 1894895996), (2, 947447998), (4, 473723999), (7, 270699428), (14, 135349714), (28, 67674857), (71, 26688676), (142, 13344338), (284, 6672169), (497, 3812668), (641, 2956156), (994, 1906334), (1282, 1478078), (1487, 1274308), (1988, 953167), (2564, 739039), (2974, 637154), (4487, 422308), (5948, 318577), (8974, 211154), (10409, 182044), (17948, 105577), (20818, 91022), (41636, 45511)]