20101276

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{22739}}^1$

素因数の和:22773

約数の個数: 24

約数和(自身を含む): 40113360

約数和(自身を除く): 20012084

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 22739, 45478, 90956, 295607, 386563, 591214, 773126, 1182428, 1546252, 5025319, 10050638, 20101276]

約数ペア:

[(1, 20101276), (2, 10050638), (4, 5025319), (13, 1546252), (17, 1182428), (26, 773126), (34, 591214), (52, 386563), (68, 295607), (221, 90956), (442, 45478), (884, 22739)]