20213365551

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{463}}^1\times {\mathrm{4057}}^1$

素因数の和:4751

約数の個数: 32

約数和(自身を含む): 28740768768

約数和(自身を除く): 8527403217

約数列:

[1, 3, 17, 51, 211, 463, 633, 1389, 3587, 4057, 7871, 10761, 12171, 23613, 68969, 97693, 206907, 293079, 856027, 1660781, 1878391, 2568081, 4982343, 5635173, 14552459, 31932647, 43657377, 95797941, 396340501, 1189021503, 6737788517, 20213365551]

約数ペア:

[(1, 20213365551), (3, 6737788517), (17, 1189021503), (51, 396340501), (211, 95797941), (463, 43657377), (633, 31932647), (1389, 14552459), (3587, 5635173), (4057, 4982343), (7871, 2568081), (10761, 1878391), (12171, 1660781), (23613, 856027), (68969, 293079), (97693, 206907)]