20073350717

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1\times {\mathrm{457}}^1$

素因数の和:762

約数の個数: 64

約数和(自身を含む): 25705451520

約数和(自身を除く): 5632100803

約数列:

[1, 7, 19, 23, 83, 133, 161, 173, 437, 457, 581, 1211, 1577, 1909, 3059, 3199, 3287, 3979, 8683, 10511, 11039, 13363, 14359, 23009, 27853, 36271, 37931, 60781, 73577, 75601, 79061, 100513, 199709, 253897, 265517, 272821, 330257, 529207, 553427, 720689, 872413, 1397963, 1502159, 1818403, 1909747, 2311799, 5044823, 6106891, 6274883, 6562063, 10515113, 12728821, 16575847, 34549657, 43924181, 45934441, 116030929, 124679197, 150927449, 241847599, 872754379, 1056492143, 2867621531, 20073350717]

約数ペア:

[(1, 20073350717), (7, 2867621531), (19, 1056492143), (23, 872754379), (83, 241847599), (133, 150927449), (161, 124679197), (173, 116030929), (437, 45934441), (457, 43924181), (581, 34549657), (1211, 16575847), (1577, 12728821), (1909, 10515113), (3059, 6562063), (3199, 6274883), (3287, 6106891), (3979, 5044823), (8683, 2311799), (10511, 1909747), (11039, 1818403), (13363, 1502159), (14359, 1397963), (23009, 872413), (27853, 720689), (36271, 553427), (37931, 529207), (60781, 330257), (73577, 272821), (75601, 265517), (79061, 253897), (100513, 199709)]