20966022

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2161}}^1$

素因数の和:2194

約数の個数: 72

約数和(自身を含む): 57673512

約数和(自身を除く): 36707490

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 49, 63, 66, 77, 98, 99, 126, 147, 154, 198, 231, 294, 441, 462, 539, 693, 882, 1078, 1386, 1617, 2161, 3234, 4322, 4851, 6483, 9702, 12966, 15127, 19449, 23771, 30254, 38898, 45381, 47542, 71313, 90762, 105889, 136143, 142626, 166397, 211778, 213939, 272286, 317667, 332794, 427878, 499191, 635334, 953001, 998382, 1164779, 1497573, 1906002, 2329558, 2995146, 3494337, 6988674, 10483011, 20966022]

約数ペア:

[(1, 20966022), (2, 10483011), (3, 6988674), (6, 3494337), (7, 2995146), (9, 2329558), (11, 1906002), (14, 1497573), (18, 1164779), (21, 998382), (22, 953001), (33, 635334), (42, 499191), (49, 427878), (63, 332794), (66, 317667), (77, 272286), (98, 213939), (99, 211778), (126, 166397), (147, 142626), (154, 136143), (198, 105889), (231, 90762), (294, 71313), (441, 47542), (462, 45381), (539, 38898), (693, 30254), (882, 23771), (1078, 19449), (1386, 15127), (1617, 12966), (2161, 9702), (3234, 6483), (4322, 4851)]