18986367043

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{2134019}}^1$

素因数の和:2134098

約数の個数: 16

約数和(自身を含む): 22944983040

約数和(自身を除く): 3958615997

約数列:

[1, 7, 31, 41, 217, 287, 1271, 8897, 2134019, 14938133, 66154589, 87494779, 463082123, 612463453, 2712338149, 18986367043]

約数ペア:

[(1, 18986367043), (7, 2712338149), (31, 612463453), (41, 463082123), (217, 87494779), (287, 66154589), (1271, 14938133), (8897, 2134019)]