19960434

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{433}}^1$

素因数の和:651

約数の個数: 48

約数和(自身を含む): 46918872

約数和(自身を除く): 26958438

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 197, 234, 394, 433, 591, 866, 1182, 1299, 1773, 2561, 2598, 3546, 3897, 5122, 5629, 7683, 7794, 11258, 15366, 16887, 23049, 33774, 46098, 50661, 85301, 101322, 170602, 255903, 511806, 767709, 1108913, 1535418, 2217826, 3326739, 6653478, 9980217, 19960434]

約数ペア:

[(1, 19960434), (2, 9980217), (3, 6653478), (6, 3326739), (9, 2217826), (13, 1535418), (18, 1108913), (26, 767709), (39, 511806), (78, 255903), (117, 170602), (197, 101322), (234, 85301), (394, 50661), (433, 46098), (591, 33774), (866, 23049), (1182, 16887), (1299, 15366), (1773, 11258), (2561, 7794), (2598, 7683), (3546, 5629), (3897, 5122)]