40897688

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{393247}}^1$

素因数の和:393266

約数の個数: 16

約数和(自身を含む): 82582080

約数和(自身を除く): 41684392

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 393247, 786494, 1572988, 3145976, 5112211, 10224422, 20448844, 40897688]

約数ペア:

[(1, 40897688), (2, 20448844), (4, 10224422), (8, 5112211), (13, 3145976), (26, 1572988), (52, 786494), (104, 393247)]