20105609504

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{523}}^1\times {\mathrm{70667}}^1$

素因数の和:71217

約数の個数: 48

約数和(自身を含む): 41992056288

約数和(自身を除く): 21886446784

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 523, 544, 1046, 2092, 4184, 8368, 8891, 16736, 17782, 35564, 70667, 71128, 141334, 142256, 282668, 284512, 565336, 1130672, 1201339, 2261344, 2402678, 4805356, 9610712, 19221424, 36958841, 38442848, 73917682, 147835364, 295670728, 591341456, 628300297, 1182682912, 1256600594, 2513201188, 5026402376, 10052804752, 20105609504]

約数ペア:

[(1, 20105609504), (2, 10052804752), (4, 5026402376), (8, 2513201188), (16, 1256600594), (17, 1182682912), (32, 628300297), (34, 591341456), (68, 295670728), (136, 147835364), (272, 73917682), (523, 38442848), (544, 36958841), (1046, 19221424), (2092, 9610712), (4184, 4805356), (8368, 2402678), (8891, 2261344), (16736, 1201339), (17782, 1130672), (35564, 565336), (70667, 284512), (71128, 282668), (141334, 142256)]