20559396

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{11981}}^1$

素因数の和:12012

約数の個数: 48

約数和(自身を含む): 56363328

約数和(自身を除く): 35803932

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 132, 143, 156, 286, 429, 572, 858, 1716, 11981, 23962, 35943, 47924, 71886, 131791, 143772, 155753, 263582, 311506, 395373, 467259, 527164, 623012, 790746, 934518, 1581492, 1713283, 1869036, 3426566, 5139849, 6853132, 10279698, 20559396]

約数ペア:

[(1, 20559396), (2, 10279698), (3, 6853132), (4, 5139849), (6, 3426566), (11, 1869036), (12, 1713283), (13, 1581492), (22, 934518), (26, 790746), (33, 623012), (39, 527164), (44, 467259), (52, 395373), (66, 311506), (78, 263582), (132, 155753), (143, 143772), (156, 131791), (286, 71886), (429, 47924), (572, 35943), (858, 23962), (1716, 11981)]