18949756

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{15739}}^1$

素因数の和:15793

約数の個数: 24

約数和(自身を含む): 38783360

約数和(自身を除く): 19833604

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 15739, 31478, 62956, 110173, 220346, 440692, 676777, 1353554, 2707108, 4737439, 9474878, 18949756]

約数ペア:

[(1, 18949756), (2, 9474878), (4, 4737439), (7, 2707108), (14, 1353554), (28, 676777), (43, 440692), (86, 220346), (172, 110173), (301, 62956), (602, 31478), (1204, 15739)]