20848722

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{80809}}^1$

素因数の和:80857

約数の個数: 16

約数和(自身を含む): 42667680

約数和(自身を除く): 21818958

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 80809, 161618, 242427, 484854, 3474787, 6949574, 10424361, 20848722]

約数ペア:

[(1, 20848722), (2, 10424361), (3, 6949574), (6, 3474787), (43, 484854), (86, 242427), (129, 161618), (258, 80809)]