19185095

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:275

約数の個数: 32

約数和(自身を含む): 25945920

約数和(自身を除く): 6760825

約数列:

[1, 5, 17, 29, 43, 85, 145, 181, 215, 493, 731, 905, 1247, 2465, 3077, 3655, 5249, 6235, 7783, 15385, 21199, 26245, 38915, 89233, 105995, 132311, 225707, 446165, 661555, 1128535, 3837019, 19185095]

約数ペア:

[(1, 19185095), (5, 3837019), (17, 1128535), (29, 661555), (43, 446165), (85, 225707), (145, 132311), (181, 105995), (215, 89233), (493, 38915), (731, 26245), (905, 21199), (1247, 15385), (2465, 7783), (3077, 6235), (3655, 5249)]