17922814

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:185

約数の個数: 64

約数和(自身を含む): 35804160

約数和(自身を除く): 17881346

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 71, 73, 91, 133, 142, 146, 182, 247, 266, 494, 497, 511, 923, 949, 994, 1022, 1349, 1387, 1729, 1846, 1898, 2698, 2774, 3458, 5183, 6461, 6643, 9443, 9709, 10366, 12922, 13286, 17537, 18031, 18886, 19418, 35074, 36062, 36281, 67379, 72562, 98477, 122759, 126217, 134758, 196954, 245518, 252434, 471653, 689339, 943306, 1280201, 1378678, 2560402, 8961407, 17922814]

約数ペア:

[(1, 17922814), (2, 8961407), (7, 2560402), (13, 1378678), (14, 1280201), (19, 943306), (26, 689339), (38, 471653), (71, 252434), (73, 245518), (91, 196954), (133, 134758), (142, 126217), (146, 122759), (182, 98477), (247, 72562), (266, 67379), (494, 36281), (497, 36062), (511, 35074), (923, 19418), (949, 18886), (994, 18031), (1022, 17537), (1349, 13286), (1387, 12922), (1729, 10366), (1846, 9709), (1898, 9443), (2698, 6643), (2774, 6461), (3458, 5183)]