18749864

素因数分解:

$2^3\times 7^1\times {\mathrm{113}}^1\times {\mathrm{2963}}^1$

素因数の和:3089

約数の個数: 32

約数和(自身を含む): 40547520

約数和(自身を除く): 21797656

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 113, 226, 452, 791, 904, 1582, 2963, 3164, 5926, 6328, 11852, 20741, 23704, 41482, 82964, 165928, 334819, 669638, 1339276, 2343733, 2678552, 4687466, 9374932, 18749864]

約数ペア:

[(1, 18749864), (2, 9374932), (4, 4687466), (7, 2678552), (8, 2343733), (14, 1339276), (28, 669638), (56, 334819), (113, 165928), (226, 82964), (452, 41482), (791, 23704), (904, 20741), (1582, 11852), (2963, 6328), (3164, 5926)]