20976429

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{4799}}^1$

素因数の和:4880

約数の個数: 16

約数和(自身を含む): 29491200

約数和(自身を除く): 8514771

約数列:

[1, 3, 31, 47, 93, 141, 1457, 4371, 4799, 14397, 148769, 225553, 446307, 676659, 6992143, 20976429]

約数ペア:

[(1, 20976429), (3, 6992143), (31, 676659), (47, 446307), (93, 225553), (141, 148769), (1457, 14397), (4371, 4799)]