18826305

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{277}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 31705344

約数和(自身を除く): 12879039

約数列:

[1, 3, 5, 15, 23, 69, 115, 197, 277, 345, 591, 831, 985, 1385, 2955, 4155, 4531, 6371, 13593, 19113, 22655, 31855, 54569, 67965, 95565, 163707, 272845, 818535, 1255087, 3765261, 6275435, 18826305]

約数ペア:

[(1, 18826305), (3, 6275435), (5, 3765261), (15, 1255087), (23, 818535), (69, 272845), (115, 163707), (197, 95565), (277, 67965), (345, 54569), (591, 31855), (831, 22655), (985, 19113), (1385, 13593), (2955, 6371), (4155, 4531)]