18123196

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{49789}}^1$

素因数の和:49813

約数の個数: 24

約数和(自身を含む): 39035360

約数和(自身を除く): 20912164

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 49789, 99578, 199156, 348523, 647257, 697046, 1294514, 1394092, 2589028, 4530799, 9061598, 18123196]

約数ペア:

[(1, 18123196), (2, 9061598), (4, 4530799), (7, 2589028), (13, 1394092), (14, 1294514), (26, 697046), (28, 647257), (52, 348523), (91, 199156), (182, 99578), (364, 49789)]