20512800966

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{1399427}}^1$

素因数の和:1399788

約数の個数: 32

約数和(自身を含む): 47020780800

約数和(自身を除く): 26507979834

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 349, 698, 1047, 2094, 2443, 4886, 7329, 14658, 1399427, 2798854, 4198281, 8396562, 9795989, 19591978, 29387967, 58775934, 488400023, 976800046, 1465200069, 2930400138, 3418800161, 6837600322, 10256400483, 20512800966]

約数ペア:

[(1, 20512800966), (2, 10256400483), (3, 6837600322), (6, 3418800161), (7, 2930400138), (14, 1465200069), (21, 976800046), (42, 488400023), (349, 58775934), (698, 29387967), (1047, 19591978), (2094, 9795989), (2443, 8396562), (4886, 4198281), (7329, 2798854), (14658, 1399427)]