20099674

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{277}}^1$

素因数の和:430

約数の個数: 32

約数和(自身を含む): 35548416

約数和(自身を除く): 15448742

約数列:

[1, 2, 7, 14, 71, 73, 142, 146, 277, 497, 511, 554, 994, 1022, 1939, 3878, 5183, 10366, 19667, 20221, 36281, 39334, 40442, 72562, 137669, 141547, 275338, 283094, 1435691, 2871382, 10049837, 20099674]

約数ペア:

[(1, 20099674), (2, 10049837), (7, 2871382), (14, 1435691), (71, 283094), (73, 275338), (142, 141547), (146, 137669), (277, 72562), (497, 40442), (511, 39334), (554, 36281), (994, 20221), (1022, 19667), (1939, 10366), (3878, 5183)]