20992134

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1\times {\mathrm{263}}^1$

素因数の和:572

約数の個数: 32

約数和(自身を含む): 43110144

約数和(自身を除く): 22118010

約数列:

[1, 2, 3, 6, 53, 106, 159, 251, 263, 318, 502, 526, 753, 789, 1506, 1578, 13303, 13939, 26606, 27878, 39909, 41817, 66013, 79818, 83634, 132026, 198039, 396078, 3498689, 6997378, 10496067, 20992134]

約数ペア:

[(1, 20992134), (2, 10496067), (3, 6997378), (6, 3498689), (53, 396078), (106, 198039), (159, 132026), (251, 83634), (263, 79818), (318, 66013), (502, 41817), (526, 39909), (753, 27878), (789, 26606), (1506, 13939), (1578, 13303)]