20749872

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3023}}^1$

素因数の和:3058

約数の個数: 80

約数和(自身を含む): 62995968

約数和(自身を除く): 42246096

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 33, 39, 44, 48, 52, 66, 78, 88, 104, 132, 143, 156, 176, 208, 264, 286, 312, 429, 528, 572, 624, 858, 1144, 1716, 2288, 3023, 3432, 6046, 6864, 9069, 12092, 18138, 24184, 33253, 36276, 39299, 48368, 66506, 72552, 78598, 99759, 117897, 133012, 145104, 157196, 199518, 235794, 266024, 314392, 399036, 432289, 471588, 532048, 628784, 798072, 864578, 943176, 1296867, 1596144, 1729156, 1886352, 2593734, 3458312, 5187468, 6916624, 10374936, 20749872]

約数ペア:

[(1, 20749872), (2, 10374936), (3, 6916624), (4, 5187468), (6, 3458312), (8, 2593734), (11, 1886352), (12, 1729156), (13, 1596144), (16, 1296867), (22, 943176), (24, 864578), (26, 798072), (33, 628784), (39, 532048), (44, 471588), (48, 432289), (52, 399036), (66, 314392), (78, 266024), (88, 235794), (104, 199518), (132, 157196), (143, 145104), (156, 133012), (176, 117897), (208, 99759), (264, 78598), (286, 72552), (312, 66506), (429, 48368), (528, 39299), (572, 36276), (624, 33253), (858, 24184), (1144, 18138), (1716, 12092), (2288, 9069), (3023, 6864), (3432, 6046)]