20005111301

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{76379}}^1$

素因数の和:76505

約数の個数: 32

約数和(自身を含む): 25341050880

約数和(自身を除く): 5335939579

約数列:

[1, 7, 17, 31, 71, 119, 217, 497, 527, 1207, 2201, 3689, 8449, 15407, 37417, 76379, 261919, 534653, 1298443, 2367749, 5422909, 9089101, 16574243, 37960363, 40251733, 92189453, 168110179, 281762131, 645326171, 1176771253, 2857873043, 20005111301]

約数ペア:

[(1, 20005111301), (7, 2857873043), (17, 1176771253), (31, 645326171), (71, 281762131), (119, 168110179), (217, 92189453), (497, 40251733), (527, 37960363), (1207, 16574243), (2201, 9089101), (3689, 5422909), (8449, 2367749), (15407, 1298443), (37417, 534653), (76379, 261919)]