18129492078

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{41719}}^1$

素因数の和:41861

約数の個数: 64

約数和(自身を含む): 39218135040

約数和(自身を除く): 21088642962

約数列:

[1, 2, 3, 6, 23, 46, 47, 67, 69, 94, 134, 138, 141, 201, 282, 402, 1081, 1541, 2162, 3082, 3149, 3243, 4623, 6298, 6486, 9246, 9447, 18894, 41719, 72427, 83438, 125157, 144854, 217281, 250314, 434562, 959537, 1919074, 1960793, 2795173, 2878611, 3921586, 5590346, 5757222, 5882379, 8385519, 11764758, 16771038, 45098239, 64288979, 90196478, 128577958, 131373131, 135294717, 192866937, 262746262, 270589434, 385733874, 394119393, 788238786, 3021582013, 6043164026, 9064746039, 18129492078]

約数ペア:

[(1, 18129492078), (2, 9064746039), (3, 6043164026), (6, 3021582013), (23, 788238786), (46, 394119393), (47, 385733874), (67, 270589434), (69, 262746262), (94, 192866937), (134, 135294717), (138, 131373131), (141, 128577958), (201, 90196478), (282, 64288979), (402, 45098239), (1081, 16771038), (1541, 11764758), (2162, 8385519), (3082, 5882379), (3149, 5757222), (3243, 5590346), (4623, 3921586), (6298, 2878611), (6486, 2795173), (9246, 1960793), (9447, 1919074), (18894, 959537), (41719, 434562), (72427, 250314), (83438, 217281), (125157, 144854)]