20158047790

素因数分解:

$2^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{907}}^1\times {\mathrm{20771}}^1$

素因数の和:21792

約数の個数: 32

約数和(自身を含む): 36665737344

約数和(自身を除く): 16507689554

約数列:

[1, 2, 5, 10, 107, 214, 535, 907, 1070, 1814, 4535, 9070, 20771, 41542, 97049, 103855, 194098, 207710, 485245, 970490, 2222497, 4444994, 11112485, 18839297, 22224970, 37678594, 94196485, 188392970, 2015804779, 4031609558, 10079023895, 20158047790]

約数ペア:

[(1, 20158047790), (2, 10079023895), (5, 4031609558), (10, 2015804779), (107, 188392970), (214, 94196485), (535, 37678594), (907, 22224970), (1070, 18839297), (1814, 11112485), (4535, 4444994), (9070, 2222497), (20771, 970490), (41542, 485245), (97049, 207710), (103855, 194098)]