20809315813

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1\times {\mathrm{6277}}^1$

素因数の和:6637

約数の個数: 32

約数和(自身を含む): 24806638080

約数和(自身を除く): 3997322267

約数列:

[1, 11, 13, 97, 143, 239, 1067, 1261, 2629, 3107, 6277, 13871, 23183, 34177, 69047, 81601, 255013, 301379, 608869, 897611, 1500203, 3315169, 6697559, 7915297, 16502233, 19502639, 87068267, 145519691, 214529029, 1600716601, 1891755983, 20809315813]

約数ペア:

[(1, 20809315813), (11, 1891755983), (13, 1600716601), (97, 214529029), (143, 145519691), (239, 87068267), (1067, 19502639), (1261, 16502233), (2629, 7915297), (3107, 6697559), (6277, 3315169), (13871, 1500203), (23183, 897611), (34177, 608869), (69047, 301379), (81601, 255013)]