20025444

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{197}}^2$

素因数の和:444

約数の個数: 36

約数和(自身を含む): 48056624

約数和(自身を除く): 28031180

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 197, 258, 394, 516, 591, 788, 1182, 2364, 8471, 16942, 25413, 33884, 38809, 50826, 77618, 101652, 116427, 155236, 232854, 465708, 1668787, 3337574, 5006361, 6675148, 10012722, 20025444]

約数ペア:

[(1, 20025444), (2, 10012722), (3, 6675148), (4, 5006361), (6, 3337574), (12, 1668787), (43, 465708), (86, 232854), (129, 155236), (172, 116427), (197, 101652), (258, 77618), (394, 50826), (516, 38809), (591, 33884), (788, 25413), (1182, 16942), (2364, 8471)]