20882923138

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1909907}}^1$

素因数の和:1909998

約数の個数: 32

約数和(自身を含む): 39603852288

約数和(自身を除く): 18720929150

約数列:

[1, 2, 7, 11, 14, 22, 71, 77, 142, 154, 497, 781, 994, 1562, 5467, 10934, 1909907, 3819814, 13369349, 21008977, 26738698, 42017954, 135603397, 147062839, 271206794, 294125678, 949223779, 1491637367, 1898447558, 2983274734, 10441461569, 20882923138]

約数ペア:

[(1, 20882923138), (2, 10441461569), (7, 2983274734), (11, 1898447558), (14, 1491637367), (22, 949223779), (71, 294125678), (77, 271206794), (142, 147062839), (154, 135603397), (497, 42017954), (781, 26738698), (994, 21008977), (1562, 13369349), (5467, 3819814), (10934, 1909907)]