17998488

素因数分解:

$2^3\times 3^2\times {\mathrm{457}}^1\times {\mathrm{547}}^1$

素因数の和:1016

約数の個数: 48

約数和(自身を含む): 48941880

約数和(自身を除く): 30943392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 457, 547, 914, 1094, 1371, 1641, 1828, 2188, 2742, 3282, 3656, 4113, 4376, 4923, 5484, 6564, 8226, 9846, 10968, 13128, 16452, 19692, 32904, 39384, 249979, 499958, 749937, 999916, 1499874, 1999832, 2249811, 2999748, 4499622, 5999496, 8999244, 17998488]

約数ペア:

[(1, 17998488), (2, 8999244), (3, 5999496), (4, 4499622), (6, 2999748), (8, 2249811), (9, 1999832), (12, 1499874), (18, 999916), (24, 749937), (36, 499958), (72, 249979), (457, 39384), (547, 32904), (914, 19692), (1094, 16452), (1371, 13128), (1641, 10968), (1828, 9846), (2188, 8226), (2742, 6564), (3282, 5484), (3656, 4923), (4113, 4376)]