20798924258

素因数分解:

$2^1\times 7^2\times {\mathrm{271}}^1\times {\mathrm{783151}}^1$

素因数の和:783438

約数の個数: 24

約数和(自身を含む): 36425965824

約数和(自身を除く): 15627041566

約数列:

[1, 2, 7, 14, 49, 98, 271, 542, 1897, 3794, 13279, 26558, 783151, 1566302, 5482057, 10964114, 38374399, 76748798, 212233921, 424467842, 1485637447, 2971274894, 10399462129, 20798924258]

約数ペア:

[(1, 20798924258), (2, 10399462129), (7, 2971274894), (14, 1485637447), (49, 424467842), (98, 212233921), (271, 76748798), (542, 38374399), (1897, 10964114), (3794, 5482057), (13279, 1566302), (26558, 783151)]