19131706

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{191}}^1$

素因数の和:390

約数の個数: 32

約数和(自身を含む): 32762880

約数和(自身を除く): 13631174

約数列:

[1, 2, 11, 22, 29, 58, 157, 191, 314, 319, 382, 638, 1727, 2101, 3454, 4202, 4553, 5539, 9106, 11078, 29987, 50083, 59974, 60929, 100166, 121858, 329857, 659714, 869623, 1739246, 9565853, 19131706]

約数ペア:

[(1, 19131706), (2, 9565853), (11, 1739246), (22, 869623), (29, 659714), (58, 329857), (157, 121858), (191, 100166), (314, 60929), (319, 59974), (382, 50083), (638, 29987), (1727, 11078), (2101, 9106), (3454, 5539), (4202, 4553)]