18213336

素因数分解:

$2^3\times 3^8\times {\mathrm{347}}^1$

素因数の和:377

約数の個数: 72

約数和(自身を含む): 51370020

約数和(自身を除く): 33156684

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 347, 486, 648, 694, 729, 972, 1041, 1388, 1458, 1944, 2082, 2187, 2776, 2916, 3123, 4164, 4374, 5832, 6246, 6561, 8328, 8748, 9369, 12492, 13122, 17496, 18738, 24984, 26244, 28107, 37476, 52488, 56214, 74952, 84321, 112428, 168642, 224856, 252963, 337284, 505926, 674568, 758889, 1011852, 1517778, 2023704, 2276667, 3035556, 4553334, 6071112, 9106668, 18213336]

約数ペア:

[(1, 18213336), (2, 9106668), (3, 6071112), (4, 4553334), (6, 3035556), (8, 2276667), (9, 2023704), (12, 1517778), (18, 1011852), (24, 758889), (27, 674568), (36, 505926), (54, 337284), (72, 252963), (81, 224856), (108, 168642), (162, 112428), (216, 84321), (243, 74952), (324, 56214), (347, 52488), (486, 37476), (648, 28107), (694, 26244), (729, 24984), (972, 18738), (1041, 17496), (1388, 13122), (1458, 12492), (1944, 9369), (2082, 8748), (2187, 8328), (2776, 6561), (2916, 6246), (3123, 5832), (4164, 4374)]