20806993102

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4049}}^1\times {\mathrm{15959}}^1$

素因数の和:20040

約数の個数: 32

約数和(自身を含む): 37231488000

約数和(自身を除く): 16424494898

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 4049, 8098, 15959, 28343, 31918, 56686, 93127, 111713, 186254, 223426, 367057, 651889, 734114, 1303778, 2569399, 5138798, 64617991, 129235982, 452325937, 904651874, 1486213793, 2972427586, 10403496551, 20806993102]

約数ペア:

[(1, 20806993102), (2, 10403496551), (7, 2972427586), (14, 1486213793), (23, 904651874), (46, 452325937), (161, 129235982), (322, 64617991), (4049, 5138798), (8098, 2569399), (15959, 1303778), (28343, 734114), (31918, 651889), (56686, 367057), (93127, 223426), (111713, 186254)]