201998095870

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20731}}^1\times {\mathrm{51283}}^1$

素因数の和:72040

約数の個数: 32

約数和(自身を含む): 382759159680

約数和(自身を除く): 180761063810

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 20731, 41462, 51283, 102566, 103655, 207310, 256415, 393889, 512830, 787778, 974377, 1948754, 1969445, 3938890, 4871885, 9743770, 1063147873, 2126295746, 5315739365, 10631478730, 20199809587, 40399619174, 100999047935, 201998095870]

約数ペア:

[(1, 201998095870), (2, 100999047935), (5, 40399619174), (10, 20199809587), (19, 10631478730), (38, 5315739365), (95, 2126295746), (190, 1063147873), (20731, 9743770), (41462, 4871885), (51283, 3938890), (102566, 1969445), (103655, 1948754), (207310, 974377), (256415, 787778), (393889, 512830)]