18970488

素因数分解:

$2^3\times 3^2\times {\mathrm{173}}^1\times {\mathrm{1523}}^1$

素因数の和:1708

約数の個数: 48

約数和(自身を含む): 51709320

約数和(自身を除く): 32738832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 173, 346, 519, 692, 1038, 1384, 1523, 1557, 2076, 3046, 3114, 4152, 4569, 6092, 6228, 9138, 12184, 12456, 13707, 18276, 27414, 36552, 54828, 109656, 263479, 526958, 790437, 1053916, 1580874, 2107832, 2371311, 3161748, 4742622, 6323496, 9485244, 18970488]

約数ペア:

[(1, 18970488), (2, 9485244), (3, 6323496), (4, 4742622), (6, 3161748), (8, 2371311), (9, 2107832), (12, 1580874), (18, 1053916), (24, 790437), (36, 526958), (72, 263479), (173, 109656), (346, 54828), (519, 36552), (692, 27414), (1038, 18276), (1384, 13707), (1523, 12456), (1557, 12184), (2076, 9138), (3046, 6228), (3114, 6092), (4152, 4569)]