18980810

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{353}}^1$

素因数の和:662

約数の個数: 32

約数和(自身を含む): 36192960

約数和(自身を除く): 17212150

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 283, 353, 566, 706, 1415, 1765, 2830, 3530, 5377, 6707, 10754, 13414, 26885, 33535, 53770, 67070, 99899, 199798, 499495, 998990, 1898081, 3796162, 9490405, 18980810]

約数ペア:

[(1, 18980810), (2, 9490405), (5, 3796162), (10, 1898081), (19, 998990), (38, 499495), (95, 199798), (190, 99899), (283, 67070), (353, 53770), (566, 33535), (706, 26885), (1415, 13414), (1765, 10754), (2830, 6707), (3530, 5377)]