19954168

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{14759}}^1$

素因数の和:14791

約数の個数: 24

約数和(自身を含む): 40516200

約数和(自身を除く): 20562032

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 14759, 29518, 59036, 118072, 191867, 383734, 767468, 1534936, 2494271, 4988542, 9977084, 19954168]

約数ペア:

[(1, 19954168), (2, 9977084), (4, 4988542), (8, 2494271), (13, 1534936), (26, 767468), (52, 383734), (104, 191867), (169, 118072), (338, 59036), (676, 29518), (1352, 14759)]