201783790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{18701}}^1$

素因数の和:18804

約数の個数: 32

約数和(自身を含む): 395883936

約数和(自身を除く): 194100146

約数列:

[1, 2, 5, 10, 13, 26, 65, 83, 130, 166, 415, 830, 1079, 2158, 5395, 10790, 18701, 37402, 93505, 187010, 243113, 486226, 1215565, 1552183, 2431130, 3104366, 7760915, 15521830, 20178379, 40356758, 100891895, 201783790]

約数ペア:

[(1, 201783790), (2, 100891895), (5, 40356758), (10, 20178379), (13, 15521830), (26, 7760915), (65, 3104366), (83, 2431130), (130, 1552183), (166, 1215565), (415, 486226), (830, 243113), (1079, 187010), (2158, 93505), (5395, 37402), (10790, 18701)]