20172089908

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{1151}}^1\times {\mathrm{257731}}^1$

素因数の和:258903

約数の個数: 24

約数和(自身を含む): 37410315264

約数和(自身を除く): 17238225356

約数列:

[1, 2, 4, 17, 34, 68, 1151, 2302, 4604, 19567, 39134, 78268, 257731, 515462, 1030924, 4381427, 8762854, 17525708, 296648381, 593296762, 1186593524, 5043022477, 10086044954, 20172089908]

約数ペア:

[(1, 20172089908), (2, 10086044954), (4, 5043022477), (17, 1186593524), (34, 593296762), (68, 296648381), (1151, 17525708), (2302, 8762854), (4604, 4381427), (19567, 1030924), (39134, 515462), (78268, 257731)]