20573517890

素因数分解:

$2^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{1789}}^1\times {\mathrm{10177}}^1$

素因数の和:12086

約数の個数: 32

約数和(自身を含む): 37384608240

約数和(自身を除く): 16811090350

約数列:

[1, 2, 5, 10, 113, 226, 565, 1130, 1789, 3578, 8945, 10177, 17890, 20354, 50885, 101770, 202157, 404314, 1010785, 1150001, 2021570, 2300002, 5750005, 11500010, 18206653, 36413306, 91033265, 182066530, 2057351789, 4114703578, 10286758945, 20573517890]

約数ペア:

[(1, 20573517890), (2, 10286758945), (5, 4114703578), (10, 2057351789), (113, 182066530), (226, 91033265), (565, 36413306), (1130, 18206653), (1789, 11500010), (3578, 5750005), (8945, 2300002), (10177, 2021570), (17890, 1150001), (20354, 1010785), (50885, 404314), (101770, 202157)]