19724652

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{7717}}^1$

素因数の和:7798

約数の個数: 36

約数和(自身を含む): 50568336

約数和(自身を除く): 30843684

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 639, 852, 1278, 2556, 7717, 15434, 23151, 30868, 46302, 69453, 92604, 138906, 277812, 547907, 1095814, 1643721, 2191628, 3287442, 4931163, 6574884, 9862326, 19724652]

約数ペア:

[(1, 19724652), (2, 9862326), (3, 6574884), (4, 4931163), (6, 3287442), (9, 2191628), (12, 1643721), (18, 1095814), (36, 547907), (71, 277812), (142, 138906), (213, 92604), (284, 69453), (426, 46302), (639, 30868), (852, 23151), (1278, 15434), (2556, 7717)]