20187054974

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{2161}}^1\times {\mathrm{274751}}^1$

素因数の和:276931

約数の個数: 16

約数和(自身を含む): 32076746496

約数和(自身を除く): 11889691522

約数列:

[1, 2, 17, 34, 2161, 4322, 36737, 73474, 274751, 549502, 4670767, 9341534, 593736911, 1187473822, 10093527487, 20187054974]

約数ペア:

[(1, 20187054974), (2, 10093527487), (17, 1187473822), (34, 593736911), (2161, 9341534), (4322, 4670767), (36737, 549502), (73474, 274751)]