16549338

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{641}}^1$

素因数の和:990

約数の個数: 32

約数和(自身を含む): 35808192

約数和(自身を除く): 19258854

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 331, 641, 662, 993, 1282, 1923, 1986, 3846, 4303, 8333, 8606, 12909, 16666, 24999, 25818, 49998, 212171, 424342, 636513, 1273026, 2758223, 5516446, 8274669, 16549338]

約数ペア:

[(1, 16549338), (2, 8274669), (3, 5516446), (6, 2758223), (13, 1273026), (26, 636513), (39, 424342), (78, 212171), (331, 49998), (641, 25818), (662, 24999), (993, 16666), (1282, 12909), (1923, 8606), (1986, 8333), (3846, 4303)]