20154908158

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{2469359}}^1$

素因数の和:2469432

約数の個数: 32

約数和(自身を含む): 38403486720

約数和(自身を除く): 18248578562

約数列:

[1, 2, 7, 11, 14, 22, 53, 77, 106, 154, 371, 583, 742, 1166, 4081, 8162, 2469359, 4938718, 17285513, 27162949, 34571026, 54325898, 130876027, 190140643, 261752054, 380281286, 916132189, 1439636297, 1832264378, 2879272594, 10077454079, 20154908158]

約数ペア:

[(1, 20154908158), (2, 10077454079), (7, 2879272594), (11, 1832264378), (14, 1439636297), (22, 916132189), (53, 380281286), (77, 261752054), (106, 190140643), (154, 130876027), (371, 54325898), (583, 34571026), (742, 27162949), (1166, 17285513), (4081, 4938718), (8162, 2469359)]