1020780719

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{1993}}^1\times {\mathrm{3851}}^1$

素因数の和:5870

約数の個数: 16

約数和(自身を含む): 1228942080

約数和(自身を除く): 208161361

約数列:

[1, 7, 19, 133, 1993, 3851, 13951, 26957, 37867, 73169, 265069, 512183, 7675043, 53725301, 145825817, 1020780719]

約数ペア:

[(1, 1020780719), (7, 145825817), (19, 53725301), (133, 7675043), (1993, 512183), (3851, 265069), (13951, 73169), (26957, 37867)]