19659926

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1297}}^1$

素因数の和:1376

約数の個数: 32

約数和(自身を含む): 35326368

約数和(自身を除く): 15666442

約数列:

[1, 2, 11, 13, 22, 26, 53, 106, 143, 286, 583, 689, 1166, 1297, 1378, 2594, 7579, 14267, 15158, 16861, 28534, 33722, 68741, 137482, 185471, 370942, 756151, 893633, 1512302, 1787266, 9829963, 19659926]

約数ペア:

[(1, 19659926), (2, 9829963), (11, 1787266), (13, 1512302), (22, 893633), (26, 756151), (53, 370942), (106, 185471), (143, 137482), (286, 68741), (583, 33722), (689, 28534), (1166, 16861), (1297, 15158), (1378, 14267), (2594, 7579)]