20492755941

素因数分解:

$3^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{541}}^1\times {\mathrm{2029}}^1$

素因数の和:2714

約数の個数: 48

約数和(自身を含む): 32109987840

約数和(自身を除く): 11617231899

約数列:

[1, 3, 7, 21, 49, 127, 147, 381, 541, 889, 1623, 2029, 2667, 3787, 6087, 6223, 11361, 14203, 18669, 26509, 42609, 68707, 79527, 99421, 206121, 257683, 298263, 480949, 773049, 1097689, 1442847, 1803781, 3293067, 3366643, 5411343, 7683823, 10099929, 12626467, 23051469, 37879401, 53786761, 139406503, 161360283, 418219509, 975845521, 2927536563, 6830918647, 20492755941]

約数ペア:

[(1, 20492755941), (3, 6830918647), (7, 2927536563), (21, 975845521), (49, 418219509), (127, 161360283), (147, 139406503), (381, 53786761), (541, 37879401), (889, 23051469), (1623, 12626467), (2029, 10099929), (2667, 7683823), (3787, 5411343), (6087, 3366643), (6223, 3293067), (11361, 1803781), (14203, 1442847), (18669, 1097689), (26509, 773049), (42609, 480949), (68707, 298263), (79527, 257683), (99421, 206121)]