2017205936

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{1248271}}^1$

素因数の和:1248380

約数の個数: 20

約数和(自身を含む): 3947036064

約数和(自身を除く): 1929830128

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 1248271, 2496542, 4993084, 9986168, 19972336, 126075371, 252150742, 504301484, 1008602968, 2017205936]

約数ペア:

[(1, 2017205936), (2, 1008602968), (4, 504301484), (8, 252150742), (16, 126075371), (101, 19972336), (202, 9986168), (404, 4993084), (808, 2496542), (1616, 1248271)]