201990172654

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{991}}^1\times {\mathrm{72227}}^1$

素因数の和:73320

約数の個数: 32

約数和(自身を含む): 325005198336

約数和(自身を除く): 123015025682

約数列:

[1, 2, 17, 34, 83, 166, 991, 1411, 1982, 2822, 16847, 33694, 72227, 82253, 144454, 164506, 1227859, 1398301, 2455718, 2796602, 5994841, 11989682, 71576957, 101912297, 143153914, 203824594, 1216808269, 2433616538, 5940887431, 11881774862, 100995086327, 201990172654]

約数ペア:

[(1, 201990172654), (2, 100995086327), (17, 11881774862), (34, 5940887431), (83, 2433616538), (166, 1216808269), (991, 203824594), (1411, 143153914), (1982, 101912297), (2822, 71576957), (16847, 11989682), (33694, 5994841), (72227, 2796602), (82253, 2455718), (144454, 1398301), (164506, 1227859)]