12539786

素因数分解:

$2^1\times 7^2\times {\mathrm{199}}^1\times {\mathrm{643}}^1$

素因数の和:858

約数の個数: 24

約数和(自身を含む): 22024800

約数和(自身を除く): 9485014

約数列:

[1, 2, 7, 14, 49, 98, 199, 398, 643, 1286, 1393, 2786, 4501, 9002, 9751, 19502, 31507, 63014, 127957, 255914, 895699, 1791398, 6269893, 12539786]

約数ペア:

[(1, 12539786), (2, 6269893), (7, 1791398), (14, 895699), (49, 255914), (98, 127957), (199, 63014), (398, 31507), (643, 19502), (1286, 9751), (1393, 9002), (2786, 4501)]