19293390

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{23819}}^1$

素因数の和:23838

約数の個数: 40

約数和(自身を含む): 51879960

約数和(自身を除く): 32586570

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 23819, 47638, 71457, 119095, 142914, 214371, 238190, 357285, 428742, 643113, 714570, 1071855, 1286226, 1929339, 2143710, 3215565, 3858678, 6431130, 9646695, 19293390]

約数ペア:

[(1, 19293390), (2, 9646695), (3, 6431130), (5, 3858678), (6, 3215565), (9, 2143710), (10, 1929339), (15, 1286226), (18, 1071855), (27, 714570), (30, 643113), (45, 428742), (54, 357285), (81, 238190), (90, 214371), (135, 142914), (162, 119095), (270, 71457), (405, 47638), (810, 23819)]