19700988

素因数分解:

$2^2\times 3^1\times {\mathrm{157}}^1\times {\mathrm{10457}}^1$

素因数の和:10621

約数の個数: 24

約数和(自身を含む): 46266192

約数和(自身を除く): 26565204

約数列:

[1, 2, 3, 4, 6, 12, 157, 314, 471, 628, 942, 1884, 10457, 20914, 31371, 41828, 62742, 125484, 1641749, 3283498, 4925247, 6566996, 9850494, 19700988]

約数ペア:

[(1, 19700988), (2, 9850494), (3, 6566996), (4, 4925247), (6, 3283498), (12, 1641749), (157, 125484), (314, 62742), (471, 41828), (628, 31371), (942, 20914), (1884, 10457)]