20852988

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{133673}}^1$

素因数の和:133693

約数の個数: 24

約数和(自身を含む): 52400208

約数和(自身を除く): 31547220

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 133673, 267346, 401019, 534692, 802038, 1604076, 1737749, 3475498, 5213247, 6950996, 10426494, 20852988]

約数ペア:

[(1, 20852988), (2, 10426494), (3, 6950996), (4, 5213247), (6, 3475498), (12, 1737749), (13, 1604076), (26, 802038), (39, 534692), (52, 401019), (78, 267346), (156, 133673)]