20316946

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:298

約数の個数: 32

約数和(自身を含む): 33929280

約数和(自身を除く): 13612334

約数列:

[1, 2, 13, 26, 67, 107, 109, 134, 214, 218, 871, 1391, 1417, 1742, 2782, 2834, 7169, 7303, 11663, 14338, 14606, 23326, 93197, 94939, 151619, 186394, 189878, 303238, 781421, 1562842, 10158473, 20316946]

約数ペア:

[(1, 20316946), (2, 10158473), (13, 1562842), (26, 781421), (67, 303238), (107, 189878), (109, 186394), (134, 151619), (214, 94939), (218, 93197), (871, 23326), (1391, 14606), (1417, 14338), (1742, 11663), (2782, 7303), (2834, 7169)]