19847228

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{5507}}^1$

素因数の和:5581

約数の個数: 24

約数和(自身を含む): 37476432

約数和(自身を除く): 17629204

約数列:

[1, 2, 4, 17, 34, 53, 68, 106, 212, 901, 1802, 3604, 5507, 11014, 22028, 93619, 187238, 291871, 374476, 583742, 1167484, 4961807, 9923614, 19847228]

約数ペア:

[(1, 19847228), (2, 9923614), (4, 4961807), (17, 1167484), (34, 583742), (53, 374476), (68, 291871), (106, 187238), (212, 93619), (901, 22028), (1802, 11014), (3604, 5507)]