2018370507

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{2557}}^1$

素因数の和:2843

約数の個数: 32

約数和(自身を含む): 2863322880

約数和(自身を除く): 844952373

約数列:

[1, 3, 29, 43, 87, 129, 211, 633, 1247, 2557, 3741, 6119, 7671, 9073, 18357, 27219, 74153, 109951, 222459, 263117, 329853, 539527, 789351, 1618581, 3188579, 9565737, 15646283, 23199661, 46938849, 69598983, 672790169, 2018370507]

約数ペア:

[(1, 2018370507), (3, 672790169), (29, 69598983), (43, 46938849), (87, 23199661), (129, 15646283), (211, 9565737), (633, 3188579), (1247, 1618581), (2557, 789351), (3741, 539527), (6119, 329853), (7671, 263117), (9073, 222459), (18357, 109951), (27219, 74153)]