20072181890

素因数分解:

$2^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{4572251}}^1$

素因数の和:4572697

約数の個数: 16

約数和(自身を含む): 36212235840

約数和(自身を除く): 16140053950

約数列:

[1, 2, 5, 10, 439, 878, 2195, 4390, 4572251, 9144502, 22861255, 45722510, 2007218189, 4014436378, 10036090945, 20072181890]

約数ペア:

[(1, 20072181890), (2, 10036090945), (5, 4014436378), (10, 2007218189), (439, 45722510), (878, 22861255), (2195, 9144502), (4390, 4572251)]