18864936

素因数分解:

$2^3\times 3^2\times {\mathrm{479}}^1\times {\mathrm{547}}^1$

素因数の和:1038

約数の個数: 48

約数和(自身を含む): 51292800

約数和(自身を除く): 32427864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 479, 547, 958, 1094, 1437, 1641, 1916, 2188, 2874, 3282, 3832, 4311, 4376, 4923, 5748, 6564, 8622, 9846, 11496, 13128, 17244, 19692, 34488, 39384, 262013, 524026, 786039, 1048052, 1572078, 2096104, 2358117, 3144156, 4716234, 6288312, 9432468, 18864936]

約数ペア:

[(1, 18864936), (2, 9432468), (3, 6288312), (4, 4716234), (6, 3144156), (8, 2358117), (9, 2096104), (12, 1572078), (18, 1048052), (24, 786039), (36, 524026), (72, 262013), (479, 39384), (547, 34488), (958, 19692), (1094, 17244), (1437, 13128), (1641, 11496), (1916, 9846), (2188, 8622), (2874, 6564), (3282, 5748), (3832, 4923), (4311, 4376)]