19494111

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{101}}^2$

素因数の和:232

約数の個数: 36

約数和(自身を含む): 32887176

約数和(自身を除く): 13393065

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 101, 147, 273, 303, 637, 707, 1313, 1911, 2121, 3939, 4949, 9191, 10201, 14847, 27573, 30603, 64337, 71407, 132613, 193011, 214221, 397839, 499849, 928291, 1499547, 2784873, 6498037, 19494111]

約数ペア:

[(1, 19494111), (3, 6498037), (7, 2784873), (13, 1499547), (21, 928291), (39, 499849), (49, 397839), (91, 214221), (101, 193011), (147, 132613), (273, 71407), (303, 64337), (637, 30603), (707, 27573), (1313, 14847), (1911, 10201), (2121, 9191), (3939, 4949)]