20129676

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{5573}}^1$

素因数の和:5630

約数の個数: 48

約数和(自身を含む): 54937344

約数和(自身を除く): 34807668

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 84, 86, 129, 172, 258, 301, 516, 602, 903, 1204, 1806, 3612, 5573, 11146, 16719, 22292, 33438, 39011, 66876, 78022, 117033, 156044, 234066, 239639, 468132, 479278, 718917, 958556, 1437834, 1677473, 2875668, 3354946, 5032419, 6709892, 10064838, 20129676]

約数ペア:

[(1, 20129676), (2, 10064838), (3, 6709892), (4, 5032419), (6, 3354946), (7, 2875668), (12, 1677473), (14, 1437834), (21, 958556), (28, 718917), (42, 479278), (43, 468132), (84, 239639), (86, 234066), (129, 156044), (172, 117033), (258, 78022), (301, 66876), (516, 39011), (602, 33438), (903, 22292), (1204, 16719), (1806, 11146), (3612, 5573)]