19536111

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:113

約数の個数: 72

約数和(自身を含む): 36397920

約数和(自身を除く): 16861809

約数列:

[1, 3, 7, 9, 17, 21, 29, 37, 51, 63, 87, 111, 119, 153, 203, 259, 261, 289, 333, 357, 493, 609, 629, 777, 867, 1071, 1073, 1479, 1827, 1887, 2023, 2331, 2601, 3219, 3451, 4403, 4437, 5661, 6069, 7511, 8381, 9657, 10353, 10693, 13209, 18207, 18241, 22533, 25143, 31059, 32079, 39627, 54723, 58667, 67599, 74851, 75429, 96237, 127687, 164169, 176001, 224553, 310097, 383061, 528003, 673659, 930291, 1149183, 2170679, 2790873, 6512037, 19536111]

約数ペア:

[(1, 19536111), (3, 6512037), (7, 2790873), (9, 2170679), (17, 1149183), (21, 930291), (29, 673659), (37, 528003), (51, 383061), (63, 310097), (87, 224553), (111, 176001), (119, 164169), (153, 127687), (203, 96237), (259, 75429), (261, 74851), (289, 67599), (333, 58667), (357, 54723), (493, 39627), (609, 32079), (629, 31059), (777, 25143), (867, 22533), (1071, 18241), (1073, 18207), (1479, 13209), (1827, 10693), (1887, 10353), (2023, 9657), (2331, 8381), (2601, 7511), (3219, 6069), (3451, 5661), (4403, 4437)]