18889696

素因数分解:

$2^5\times 7^3\times {\mathrm{1721}}^1$

素因数の和:1752

約数の個数: 48

約数和(自身を含む): 43394400

約数和(自身を除く): 24504704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 343, 392, 686, 784, 1372, 1568, 1721, 2744, 3442, 5488, 6884, 10976, 12047, 13768, 24094, 27536, 48188, 55072, 84329, 96376, 168658, 192752, 337316, 385504, 590303, 674632, 1180606, 1349264, 2361212, 2698528, 4722424, 9444848, 18889696]

約数ペア:

[(1, 18889696), (2, 9444848), (4, 4722424), (7, 2698528), (8, 2361212), (14, 1349264), (16, 1180606), (28, 674632), (32, 590303), (49, 385504), (56, 337316), (98, 192752), (112, 168658), (196, 96376), (224, 84329), (343, 55072), (392, 48188), (686, 27536), (784, 24094), (1372, 13768), (1568, 12047), (1721, 10976), (2744, 6884), (3442, 5488)]