20393344

素因数分解:

$2^7\times {\mathrm{107}}^1\times {\mathrm{1489}}^1$

素因数の和:1610

約数の個数: 32

約数和(自身を含む): 41034600

約数和(自身を除く): 20641256

約数列:

[1, 2, 4, 8, 16, 32, 64, 107, 128, 214, 428, 856, 1489, 1712, 2978, 3424, 5956, 6848, 11912, 13696, 23824, 47648, 95296, 159323, 190592, 318646, 637292, 1274584, 2549168, 5098336, 10196672, 20393344]

約数ペア:

[(1, 20393344), (2, 10196672), (4, 5098336), (8, 2549168), (16, 1274584), (32, 637292), (64, 318646), (107, 190592), (128, 159323), (214, 95296), (428, 47648), (856, 23824), (1489, 13696), (1712, 11912), (2978, 6848), (3424, 5956)]