20342553

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1061}}^1$

素因数の和:1165

約数の個数: 32

約数和(自身を含む): 34255872

約数和(自身を除く): 13913319

約数列:

[1, 3, 7, 11, 21, 33, 77, 83, 231, 249, 581, 913, 1061, 1743, 2739, 3183, 6391, 7427, 11671, 19173, 22281, 35013, 81697, 88063, 245091, 264189, 616441, 968693, 1849323, 2906079, 6780851, 20342553]

約数ペア:

[(1, 20342553), (3, 6780851), (7, 2906079), (11, 1849323), (21, 968693), (33, 616441), (77, 264189), (83, 245091), (231, 88063), (249, 81697), (581, 35013), (913, 22281), (1061, 19173), (1743, 11671), (2739, 7427), (3183, 6391)]