205121774

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31183}}^1$

素因数の和:31232

約数の個数: 32

約数和(自身を含む): 377201664

約数和(自身を除く): 172079890

約数列:

[1, 2, 11, 13, 22, 23, 26, 46, 143, 253, 286, 299, 506, 598, 3289, 6578, 31183, 62366, 343013, 405379, 686026, 717209, 810758, 1434418, 4459169, 7889299, 8918338, 9323717, 15778598, 18647434, 102560887, 205121774]

約数ペア:

[(1, 205121774), (2, 102560887), (11, 18647434), (13, 15778598), (22, 9323717), (23, 8918338), (26, 7889299), (46, 4459169), (143, 1434418), (253, 810758), (286, 717209), (299, 686026), (506, 405379), (598, 343013), (3289, 62366), (6578, 31183)]