19972506

素因数分解:

$2^1\times 3^1\times {\mathrm{109}}^1\times {\mathrm{30539}}^1$

素因数の和:30653

約数の個数: 16

約数和(自身を含む): 40312800

約数和(自身を除く): 20340294

約数列:

[1, 2, 3, 6, 109, 218, 327, 654, 30539, 61078, 91617, 183234, 3328751, 6657502, 9986253, 19972506]

約数ペア:

[(1, 19972506), (2, 9986253), (3, 6657502), (6, 3328751), (109, 183234), (218, 91617), (327, 61078), (654, 30539)]