20040318

素因数分解:

$2^1\times 3^3\times {\mathrm{71}}^1\times {\mathrm{5227}}^1$

素因数の和:5309

約数の個数: 32

約数和(自身を含む): 45169920

約数和(自身を除く): 25129602

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 142, 213, 426, 639, 1278, 1917, 3834, 5227, 10454, 15681, 31362, 47043, 94086, 141129, 282258, 371117, 742234, 1113351, 2226702, 3340053, 6680106, 10020159, 20040318]

約数ペア:

[(1, 20040318), (2, 10020159), (3, 6680106), (6, 3340053), (9, 2226702), (18, 1113351), (27, 742234), (54, 371117), (71, 282258), (142, 141129), (213, 94086), (426, 47043), (639, 31362), (1278, 15681), (1917, 10454), (3834, 5227)]