20489002

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{1429}}^1$

素因数の和:1605

約数の個数: 16

約数和(自身を含む): 31505760

約数和(自身を除く): 11016758

約数列:

[1, 2, 67, 107, 134, 214, 1429, 2858, 7169, 14338, 95743, 152903, 191486, 305806, 10244501, 20489002]

約数ペア:

[(1, 20489002), (2, 10244501), (67, 305806), (107, 191486), (134, 152903), (214, 95743), (1429, 14338), (2858, 7169)]