20172568836

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1752917}}^1$

素因数の和:1753068

約数の個数: 48

約数和(自身を含む): 54186201216

約数和(自身を除く): 34013632380

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 137, 274, 411, 548, 822, 959, 1644, 1918, 2877, 3836, 5754, 11508, 1752917, 3505834, 5258751, 7011668, 10517502, 12270419, 21035004, 24540838, 36811257, 49081676, 73622514, 147245028, 240149629, 480299258, 720448887, 960598516, 1440897774, 1681047403, 2881795548, 3362094806, 5043142209, 6724189612, 10086284418, 20172568836]

約数ペア:

[(1, 20172568836), (2, 10086284418), (3, 6724189612), (4, 5043142209), (6, 3362094806), (7, 2881795548), (12, 1681047403), (14, 1440897774), (21, 960598516), (28, 720448887), (42, 480299258), (84, 240149629), (137, 147245028), (274, 73622514), (411, 49081676), (548, 36811257), (822, 24540838), (959, 21035004), (1644, 12270419), (1918, 10517502), (2877, 7011668), (3836, 5258751), (5754, 3505834), (11508, 1752917)]