201905858

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{643}}^1\times {\mathrm{2039}}^1$

素因数の和:2702

約数の個数: 32

約数和(自身を含む): 378362880

約数和(自身を除く): 176457022

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 643, 1286, 2039, 4078, 4501, 7073, 9002, 14146, 14273, 22429, 28546, 44858, 49511, 99022, 157003, 314006, 1311077, 2622154, 9177539, 14421847, 18355078, 28843694, 100952929, 201905858]

約数ペア:

[(1, 201905858), (2, 100952929), (7, 28843694), (11, 18355078), (14, 14421847), (22, 9177539), (77, 2622154), (154, 1311077), (643, 314006), (1286, 157003), (2039, 99022), (4078, 49511), (4501, 44858), (7073, 28546), (9002, 22429), (14146, 14273)]