1557335344

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{3139789}}^1$

素因数の和:3139828

約数の個数: 20

約数和(自身を含む): 3114671680

約数和(自身を除く): 1557336336

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 3139789, 6279578, 12559156, 25118312, 50236624, 97333459, 194666918, 389333836, 778667672, 1557335344]

約数ペア:

[(1, 1557335344), (2, 778667672), (4, 389333836), (8, 194666918), (16, 97333459), (31, 50236624), (62, 25118312), (124, 12559156), (248, 6279578), (496, 3139789)]