19643706

素因数分解:

$2^1\times 3^2\times {\mathrm{271}}^1\times {\mathrm{4027}}^1$

素因数の和:4306

約数の個数: 24

約数和(自身を含む): 42729024

約数和(自身を除く): 23085318

約数列:

[1, 2, 3, 6, 9, 18, 271, 542, 813, 1626, 2439, 4027, 4878, 8054, 12081, 24162, 36243, 72486, 1091317, 2182634, 3273951, 6547902, 9821853, 19643706]

約数ペア:

[(1, 19643706), (2, 9821853), (3, 6547902), (6, 3273951), (9, 2182634), (18, 1091317), (271, 72486), (542, 36243), (813, 24162), (1626, 12081), (2439, 8054), (4027, 4878)]