19656496

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{7537}}^1$

素因数の和:7708

約数の個数: 20

約数和(自身を含む): 38323192

約数和(自身を除く): 18666696

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 7537, 15074, 30148, 60296, 120592, 1228531, 2457062, 4914124, 9828248, 19656496]

約数ペア:

[(1, 19656496), (2, 9828248), (4, 4914124), (8, 2457062), (16, 1228531), (163, 120592), (326, 60296), (652, 30148), (1304, 15074), (2608, 7537)]