1896987455

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{29759}}^1$

素因数の和:29855

約数の個数: 32

約数和(自身を含む): 2656972800

約数和(自身を除く): 759985345

約数列:

[1, 5, 11, 19, 55, 61, 95, 209, 305, 671, 1045, 1159, 3355, 5795, 12749, 29759, 63745, 148795, 327349, 565421, 1636745, 1815299, 2827105, 6219631, 9076495, 19968289, 31098155, 34490681, 99841445, 172453405, 379397491, 1896987455]

約数ペア:

[(1, 1896987455), (5, 379397491), (11, 172453405), (19, 99841445), (55, 34490681), (61, 31098155), (95, 19968289), (209, 9076495), (305, 6219631), (671, 2827105), (1045, 1815299), (1159, 1636745), (3355, 565421), (5795, 327349), (12749, 148795), (29759, 63745)]