20347977592

素因数分解:

$2^3\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1\times {\mathrm{967}}^1$

素因数の和:1388

約数の個数: 64

約数和(自身を含む): 39029760000

約数和(自身を除く): 18681782408

約数列:

[1, 2, 4, 8, 127, 139, 149, 254, 278, 298, 508, 556, 596, 967, 1016, 1112, 1192, 1934, 3868, 7736, 17653, 18923, 20711, 35306, 37846, 41422, 70612, 75692, 82844, 122809, 134413, 141224, 144083, 151384, 165688, 245618, 268826, 288166, 491236, 537652, 576332, 982472, 1075304, 1152664, 2630297, 5260594, 10521188, 17070451, 18298541, 20027537, 21042376, 34140902, 36597082, 40055074, 68281804, 73194164, 80110148, 136563608, 146388328, 160220296, 2543497199, 5086994398, 10173988796, 20347977592]

約数ペア:

[(1, 20347977592), (2, 10173988796), (4, 5086994398), (8, 2543497199), (127, 160220296), (139, 146388328), (149, 136563608), (254, 80110148), (278, 73194164), (298, 68281804), (508, 40055074), (556, 36597082), (596, 34140902), (967, 21042376), (1016, 20027537), (1112, 18298541), (1192, 17070451), (1934, 10521188), (3868, 5260594), (7736, 2630297), (17653, 1152664), (18923, 1075304), (20711, 982472), (35306, 576332), (37846, 537652), (41422, 491236), (70612, 288166), (75692, 268826), (82844, 245618), (122809, 165688), (134413, 151384), (141224, 144083)]