1620228742

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1990453}}^1$

素因数の和:1990503

約数の個数: 16

約数和(自身を含む): 2722941072

約数和(自身を除く): 1102712330

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 1990453, 3980906, 21894983, 43789966, 73646761, 147293522, 810114371, 1620228742]

約数ペア:

[(1, 1620228742), (2, 810114371), (11, 147293522), (22, 73646761), (37, 43789966), (74, 21894983), (407, 3980906), (814, 1990453)]