20397566

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1093}}^1$

素因数の和:1176

約数の個数: 32

約数和(自身を含む): 36968448

約数和(自身を除く): 16570882

約数列:

[1, 2, 7, 14, 31, 43, 62, 86, 217, 301, 434, 602, 1093, 1333, 2186, 2666, 7651, 9331, 15302, 18662, 33883, 46999, 67766, 93998, 237181, 328993, 474362, 657986, 1456969, 2913938, 10198783, 20397566]

約数ペア:

[(1, 20397566), (2, 10198783), (7, 2913938), (14, 1456969), (31, 657986), (43, 474362), (62, 328993), (86, 237181), (217, 93998), (301, 67766), (434, 46999), (602, 33883), (1093, 18662), (1333, 15302), (2186, 9331), (2666, 7651)]