20737858

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{1153}}^1$

素因数の和:1218

約数の個数: 24

約数和(自身を含む): 34460748

約数和(自身を除く): 13722890

約数列:

[1, 2, 17, 23, 34, 46, 391, 529, 782, 1058, 1153, 2306, 8993, 17986, 19601, 26519, 39202, 53038, 450823, 609937, 901646, 1219874, 10368929, 20737858]

約数ペア:

[(1, 20737858), (2, 10368929), (17, 1219874), (23, 901646), (34, 609937), (46, 450823), (391, 53038), (529, 39202), (782, 26519), (1058, 19601), (1153, 17986), (2306, 8993)]