20002580423

素因数分解:

$7^3\times {\mathrm{73}}^1\times {\mathrm{491}}^1\times {\mathrm{1627}}^1$

素因数の和:2212

約数の個数: 32

約数和(自身を含む): 23708889600

約数和(自身を除く): 3706309177

約数列:

[1, 7, 49, 73, 343, 491, 511, 1627, 3437, 3577, 11389, 24059, 25039, 35843, 79723, 118771, 168413, 250901, 558061, 798857, 831397, 1756307, 5591999, 5819779, 12294149, 39143993, 40738453, 58316561, 274007951, 408215927, 2857511489, 20002580423]

約数ペア:

[(1, 20002580423), (7, 2857511489), (49, 408215927), (73, 274007951), (343, 58316561), (491, 40738453), (511, 39143993), (1627, 12294149), (3437, 5819779), (3577, 5591999), (11389, 1756307), (24059, 831397), (25039, 798857), (35843, 558061), (79723, 250901), (118771, 168413)]