20772486

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{4021}}^1$

素因数の和:4077

約数の個数: 48

約数和(自身を含む): 52704288

約数和(自身を除く): 31931802

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 41, 42, 63, 82, 123, 126, 246, 287, 369, 574, 738, 861, 1722, 2583, 4021, 5166, 8042, 12063, 24126, 28147, 36189, 56294, 72378, 84441, 164861, 168882, 253323, 329722, 494583, 506646, 989166, 1154027, 1483749, 2308054, 2967498, 3462081, 6924162, 10386243, 20772486]

約数ペア:

[(1, 20772486), (2, 10386243), (3, 6924162), (6, 3462081), (7, 2967498), (9, 2308054), (14, 1483749), (18, 1154027), (21, 989166), (41, 506646), (42, 494583), (63, 329722), (82, 253323), (123, 168882), (126, 164861), (246, 84441), (287, 72378), (369, 56294), (574, 36189), (738, 28147), (861, 24126), (1722, 12063), (2583, 8042), (4021, 5166)]