19675556

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{263}}^1\times {\mathrm{317}}^1$

素因数の和:643

約数の個数: 24

約数和(自身を含む): 35259840

約数和(自身を除く): 15584284

約数列:

[1, 2, 4, 59, 118, 236, 263, 317, 526, 634, 1052, 1268, 15517, 18703, 31034, 37406, 62068, 74812, 83371, 166742, 333484, 4918889, 9837778, 19675556]

約数ペア:

[(1, 19675556), (2, 9837778), (4, 4918889), (59, 333484), (118, 166742), (236, 83371), (263, 74812), (317, 62068), (526, 37406), (634, 31034), (1052, 18703), (1268, 15517)]