40972906

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{7919}}^1$

素因数の和:8133

約数の個数: 16

約数和(自身を含む): 66528000

約数和(自身を除く): 25555094

約数列:

[1, 2, 13, 26, 199, 398, 2587, 5174, 7919, 15838, 102947, 205894, 1575881, 3151762, 20486453, 40972906]

約数ペア:

[(1, 40972906), (2, 20486453), (13, 3151762), (26, 1575881), (199, 205894), (398, 102947), (2587, 15838), (5174, 7919)]