163668790

素因数分解:

$2^1\times 5^1\times {\mathrm{809}}^1\times {\mathrm{20231}}^1$

素因数の和:21047

約数の個数: 16

約数和(自身を含む): 294982560

約数和(自身を除く): 131313770

約数列:

[1, 2, 5, 10, 809, 1618, 4045, 8090, 20231, 40462, 101155, 202310, 16366879, 32733758, 81834395, 163668790]

約数ペア:

[(1, 163668790), (2, 81834395), (5, 32733758), (10, 16366879), (809, 202310), (1618, 101155), (4045, 40462), (8090, 20231)]