19941544

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{20947}}^1$

素因数の和:20977

約数の個数: 32

約数和(自身を含む): 45247680

約数和(自身を除く): 25306136

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 20947, 41894, 83788, 146629, 167576, 293258, 356099, 586516, 712198, 1173032, 1424396, 2492693, 2848792, 4985386, 9970772, 19941544]

約数ペア:

[(1, 19941544), (2, 9970772), (4, 4985386), (7, 2848792), (8, 2492693), (14, 1424396), (17, 1173032), (28, 712198), (34, 586516), (56, 356099), (68, 293258), (119, 167576), (136, 146629), (238, 83788), (476, 41894), (952, 20947)]