20147443386

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{2887}}^1\times {\mathrm{3391}}^1$

素因数の和:6304

約数の個数: 64

約数和(自身を含む): 47021260800

約数和(自身を除く): 26873817414

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 343, 686, 1029, 2058, 2887, 3391, 5774, 6782, 8661, 10173, 17322, 20209, 20346, 23737, 40418, 47474, 60627, 71211, 121254, 141463, 142422, 166159, 282926, 332318, 424389, 498477, 848778, 990241, 996954, 1163113, 1980482, 2326226, 2970723, 3489339, 5941446, 6978678, 9789817, 19579634, 29369451, 58738902, 68528719, 137057438, 205586157, 411172314, 479701033, 959402066, 1439103099, 2878206198, 3357907231, 6715814462, 10073721693, 20147443386]

約数ペア:

[(1, 20147443386), (2, 10073721693), (3, 6715814462), (6, 3357907231), (7, 2878206198), (14, 1439103099), (21, 959402066), (42, 479701033), (49, 411172314), (98, 205586157), (147, 137057438), (294, 68528719), (343, 58738902), (686, 29369451), (1029, 19579634), (2058, 9789817), (2887, 6978678), (3391, 5941446), (5774, 3489339), (6782, 2970723), (8661, 2326226), (10173, 1980482), (17322, 1163113), (20209, 996954), (20346, 990241), (23737, 848778), (40418, 498477), (47474, 424389), (60627, 332318), (71211, 282926), (121254, 166159), (141463, 142422)]