19983106

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{653}}^1$

素因数の和:786

約数の個数: 32

約数和(自身を含む): 35598528

約数和(自身を除く): 15615422

約数列:

[1, 2, 11, 13, 22, 26, 107, 143, 214, 286, 653, 1177, 1306, 1391, 2354, 2782, 7183, 8489, 14366, 15301, 16978, 30602, 69871, 93379, 139742, 186758, 768581, 908323, 1537162, 1816646, 9991553, 19983106]

約数ペア:

[(1, 19983106), (2, 9991553), (11, 1816646), (13, 1537162), (22, 908323), (26, 768581), (107, 186758), (143, 139742), (214, 93379), (286, 69871), (653, 30602), (1177, 16978), (1306, 15301), (1391, 14366), (2354, 8489), (2782, 7183)]