11971978

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{1579}}^1$

素因数の和:1821

約数の個数: 16

約数和(自身を含む): 19111680

約数和(自身を除く): 7139702

約数列:

[1, 2, 17, 34, 223, 446, 1579, 3158, 3791, 7582, 26843, 53686, 352117, 704234, 5985989, 11971978]

約数ペア:

[(1, 11971978), (2, 5985989), (17, 704234), (34, 352117), (223, 53686), (446, 26843), (1579, 7582), (3158, 3791)]