2018781255

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1283}}^1\times {\mathrm{5521}}^1$

素因数の和:6831

約数の個数: 32

約数和(自身を含む): 3403319040

約数和(自身を除く): 1384537785

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 1283, 3849, 5521, 6415, 16563, 19245, 24377, 27605, 73131, 82815, 104899, 121885, 314697, 365655, 524495, 1573485, 7083443, 21250329, 35417215, 106251645, 134585417, 403756251, 672927085, 2018781255]

約数ペア:

[(1, 2018781255), (3, 672927085), (5, 403756251), (15, 134585417), (19, 106251645), (57, 35417215), (95, 21250329), (285, 7083443), (1283, 1573485), (3849, 524495), (5521, 365655), (6415, 314697), (16563, 121885), (19245, 104899), (24377, 82815), (27605, 73131)]