31813334

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{601}}^1$

素因数の和:828

約数の個数: 32

約数和(自身を含む): 57792000

約数和(自身を除く): 25978666

約数列:

[1, 2, 7, 14, 19, 38, 133, 199, 266, 398, 601, 1202, 1393, 2786, 3781, 4207, 7562, 8414, 11419, 22838, 26467, 52934, 79933, 119599, 159866, 239198, 837193, 1674386, 2272381, 4544762, 15906667, 31813334]

約数ペア:

[(1, 31813334), (2, 15906667), (7, 4544762), (14, 2272381), (19, 1674386), (38, 837193), (133, 239198), (199, 159866), (266, 119599), (398, 79933), (601, 52934), (1202, 26467), (1393, 22838), (2786, 11419), (3781, 8414), (4207, 7562)]