19903992

素因数分解:

$2^3\times 3^1\times {\mathrm{397}}^1\times {\mathrm{2089}}^1$

素因数の和:2495

約数の個数: 32

約数和(自身を含む): 49909200

約数和(自身を除く): 30005208

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 397, 794, 1191, 1588, 2089, 2382, 3176, 4178, 4764, 6267, 8356, 9528, 12534, 16712, 25068, 50136, 829333, 1658666, 2487999, 3317332, 4975998, 6634664, 9951996, 19903992]

約数ペア:

[(1, 19903992), (2, 9951996), (3, 6634664), (4, 4975998), (6, 3317332), (8, 2487999), (12, 1658666), (24, 829333), (397, 50136), (794, 25068), (1191, 16712), (1588, 12534), (2089, 9528), (2382, 8356), (3176, 6267), (4178, 4764)]