20309796

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43397}}^1$

素因数の和:43420

約数の個数: 36

約数和(自身を含む): 55289052

約数和(自身を除く): 34979256

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 43397, 86794, 130191, 173588, 260382, 390573, 520764, 564161, 781146, 1128322, 1562292, 1692483, 2256644, 3384966, 5077449, 6769932, 10154898, 20309796]

約数ペア:

[(1, 20309796), (2, 10154898), (3, 6769932), (4, 5077449), (6, 3384966), (9, 2256644), (12, 1692483), (13, 1562292), (18, 1128322), (26, 781146), (36, 564161), (39, 520764), (52, 390573), (78, 260382), (117, 173588), (156, 130191), (234, 86794), (468, 43397)]