19267840

素因数分解:

$2^8\times 5^1\times {\mathrm{15053}}^1$

素因数の和:15074

約数の個数: 36

約数和(自身を含む): 46155564

約数和(自身を除く): 26887724

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 15053, 30106, 60212, 75265, 120424, 150530, 240848, 301060, 481696, 602120, 963392, 1204240, 1926784, 2408480, 3853568, 4816960, 9633920, 19267840]

約数ペア:

[(1, 19267840), (2, 9633920), (4, 4816960), (5, 3853568), (8, 2408480), (10, 1926784), (16, 1204240), (20, 963392), (32, 602120), (40, 481696), (64, 301060), (80, 240848), (128, 150530), (160, 120424), (256, 75265), (320, 60212), (640, 30106), (1280, 15053)]