20210316196

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{523}}^1\times {\mathrm{10867}}^1$

素因数の和:11528

約数の個数: 48

約数和(自身を含む): 40820555776

約数和(自身を除く): 20610239580

約数列:

[1, 2, 4, 7, 14, 28, 127, 254, 508, 523, 889, 1046, 1778, 2092, 3556, 3661, 7322, 10867, 14644, 21734, 43468, 66421, 76069, 132842, 152138, 265684, 304276, 464947, 929894, 1380109, 1859788, 2760218, 5520436, 5683441, 9660763, 11366882, 19321526, 22733764, 38643052, 39784087, 79568174, 159136348, 721797007, 1443594014, 2887188028, 5052579049, 10105158098, 20210316196]

約数ペア:

[(1, 20210316196), (2, 10105158098), (4, 5052579049), (7, 2887188028), (14, 1443594014), (28, 721797007), (127, 159136348), (254, 79568174), (508, 39784087), (523, 38643052), (889, 22733764), (1046, 19321526), (1778, 11366882), (2092, 9660763), (3556, 5683441), (3661, 5520436), (7322, 2760218), (10867, 1859788), (14644, 1380109), (21734, 929894), (43468, 464947), (66421, 304276), (76069, 265684), (132842, 152138)]