19976635

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{13921}}^1$

素因数の和:13974

約数の個数: 16

約数和(自身を含む): 28066752

約数和(自身を除く): 8090117

約数列:

[1, 5, 7, 35, 41, 205, 287, 1435, 13921, 69605, 97447, 487235, 570761, 2853805, 3995327, 19976635]

約数ペア:

[(1, 19976635), (5, 3995327), (7, 2853805), (35, 570761), (41, 487235), (205, 97447), (287, 69605), (1435, 13921)]