20697522

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{499}}^1$

素因数の和:758

約数の個数: 32

約数和(自身を含む): 43008000

約数和(自身を除く): 22310478

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 223, 446, 499, 669, 998, 1338, 1497, 2994, 6913, 13826, 15469, 20739, 30938, 41478, 46407, 92814, 111277, 222554, 333831, 667662, 3449587, 6899174, 10348761, 20697522]

約数ペア:

[(1, 20697522), (2, 10348761), (3, 6899174), (6, 3449587), (31, 667662), (62, 333831), (93, 222554), (186, 111277), (223, 92814), (446, 46407), (499, 41478), (669, 30938), (998, 20739), (1338, 15469), (1497, 13826), (2994, 6913)]