201990172642

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{5315530859}}^1$

素因数の和:5315530880

約数の個数: 8

約数和(自身を含む): 318931851600

約数和(自身を除く): 116941678958

約数列:

[1, 2, 19, 38, 5315530859, 10631061718, 100995086321, 201990172642]

約数ペア:

[(1, 201990172642), (2, 100995086321), (19, 10631061718), (38, 5315530859)]