12171628

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{167}}^1$

素因数の和:334

約数の個数: 48

約数和(自身を含む): 25966080

約数和(自身を除く): 13794452

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 137, 167, 266, 274, 334, 532, 548, 668, 959, 1169, 1918, 2338, 2603, 3173, 3836, 4676, 5206, 6346, 10412, 12692, 18221, 22211, 22879, 36442, 44422, 45758, 72884, 88844, 91516, 160153, 320306, 434701, 640612, 869402, 1738804, 3042907, 6085814, 12171628]

約数ペア:

[(1, 12171628), (2, 6085814), (4, 3042907), (7, 1738804), (14, 869402), (19, 640612), (28, 434701), (38, 320306), (76, 160153), (133, 91516), (137, 88844), (167, 72884), (266, 45758), (274, 44422), (334, 36442), (532, 22879), (548, 22211), (668, 18221), (959, 12692), (1169, 10412), (1918, 6346), (2338, 5206), (2603, 4676), (3173, 3836)]