198770354390

素因数分解:

$2^1\times 5^1\times {\mathrm{659}}^1\times {\mathrm{1381}}^1\times {\mathrm{21841}}^1$

素因数の和:23888

約数の個数: 32

約数和(自身を含む): 358605450720

約数和(自身を除く): 159835096330

約数列:

[1, 2, 5, 10, 659, 1318, 1381, 2762, 3295, 6590, 6905, 13810, 21841, 43682, 109205, 218410, 910079, 1820158, 4550395, 9100790, 14393219, 28786438, 30162421, 60324842, 71966095, 143932190, 150812105, 301624210, 19877035439, 39754070878, 99385177195, 198770354390]

約数ペア:

[(1, 198770354390), (2, 99385177195), (5, 39754070878), (10, 19877035439), (659, 301624210), (1318, 150812105), (1381, 143932190), (2762, 71966095), (3295, 60324842), (6590, 30162421), (6905, 28786438), (13810, 14393219), (21841, 9100790), (43682, 4550395), (109205, 1820158), (218410, 910079)]