20807540088

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{711223}}^1$

素因数の和:711308

約数の個数: 64

約数和(自身を含む): 55304778240

約数和(自身を除く): 34497238152

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 53, 69, 92, 106, 138, 159, 184, 212, 276, 318, 424, 552, 636, 1219, 1272, 2438, 3657, 4876, 7314, 9752, 14628, 29256, 711223, 1422446, 2133669, 2844892, 4267338, 5689784, 8534676, 16358129, 17069352, 32716258, 37694819, 49074387, 65432516, 75389638, 98148774, 113084457, 130865032, 150779276, 196297548, 226168914, 301558552, 392595096, 452337828, 866980837, 904675656, 1733961674, 2600942511, 3467923348, 5201885022, 6935846696, 10403770044, 20807540088]

約数ペア:

[(1, 20807540088), (2, 10403770044), (3, 6935846696), (4, 5201885022), (6, 3467923348), (8, 2600942511), (12, 1733961674), (23, 904675656), (24, 866980837), (46, 452337828), (53, 392595096), (69, 301558552), (92, 226168914), (106, 196297548), (138, 150779276), (159, 130865032), (184, 113084457), (212, 98148774), (276, 75389638), (318, 65432516), (424, 49074387), (552, 37694819), (636, 32716258), (1219, 17069352), (1272, 16358129), (2438, 8534676), (3657, 5689784), (4876, 4267338), (7314, 2844892), (9752, 2133669), (14628, 1422446), (29256, 711223)]