20295587

素因数分解:

${\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{563}}^1$

素因数の和:682

約数の個数: 16

約数和(自身を含む): 22740480

約数和(自身を除く): 2444893

約数列:

[1, 13, 47, 59, 563, 611, 767, 2773, 7319, 26461, 33217, 36049, 343993, 431821, 1561199, 20295587]

約数ペア:

[(1, 20295587), (13, 1561199), (47, 431821), (59, 343993), (563, 36049), (611, 33217), (767, 26461), (2773, 7319)]