20001884752

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1564603}}^1$

素因数の和:1564675

約数の個数: 40

約数和(自身を含む): 41906353536

約数和(自身を除く): 21904468784

約数列:

[1, 2, 4, 8, 16, 17, 34, 47, 68, 94, 136, 188, 272, 376, 752, 799, 1598, 3196, 6392, 12784, 1564603, 3129206, 6258412, 12516824, 25033648, 26598251, 53196502, 73536341, 106393004, 147072682, 212786008, 294145364, 425572016, 588290728, 1176581456, 1250117797, 2500235594, 5000471188, 10000942376, 20001884752]

約数ペア:

[(1, 20001884752), (2, 10000942376), (4, 5000471188), (8, 2500235594), (16, 1250117797), (17, 1176581456), (34, 588290728), (47, 425572016), (68, 294145364), (94, 212786008), (136, 147072682), (188, 106393004), (272, 73536341), (376, 53196502), (752, 26598251), (799, 25033648), (1598, 12516824), (3196, 6258412), (6392, 3129206), (12784, 1564603)]