20637012

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1979}}^1$

素因数の和:2076

約数の個数: 48

約数和(自身を含む): 53222400

約数和(自身を除く): 32585388

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 79, 132, 158, 237, 316, 474, 869, 948, 1738, 1979, 2607, 3476, 3958, 5214, 5937, 7916, 10428, 11874, 21769, 23748, 43538, 65307, 87076, 130614, 156341, 261228, 312682, 469023, 625364, 938046, 1719751, 1876092, 3439502, 5159253, 6879004, 10318506, 20637012]

約数ペア:

[(1, 20637012), (2, 10318506), (3, 6879004), (4, 5159253), (6, 3439502), (11, 1876092), (12, 1719751), (22, 938046), (33, 625364), (44, 469023), (66, 312682), (79, 261228), (132, 156341), (158, 130614), (237, 87076), (316, 65307), (474, 43538), (869, 23748), (948, 21769), (1738, 11874), (1979, 10428), (2607, 7916), (3476, 5937), (3958, 5214)]