19190912545

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{609913}}^1$

素因数の和:609985

約数の個数: 32

約数和(自身を含む): 28104837120

約数和(自身を除く): 8913924575

約数列:

[1, 5, 7, 29, 31, 35, 145, 155, 203, 217, 899, 1015, 1085, 4495, 6293, 31465, 609913, 3049565, 4269391, 17687477, 18907303, 21346955, 88437385, 94536515, 123812339, 132351121, 548311787, 619061695, 661755605, 2741558935, 3838182509, 19190912545]

約数ペア:

[(1, 19190912545), (5, 3838182509), (7, 2741558935), (29, 661755605), (31, 619061695), (35, 548311787), (145, 132351121), (155, 123812339), (203, 94536515), (217, 88437385), (899, 21346955), (1015, 18907303), (1085, 17687477), (4495, 4269391), (6293, 3049565), (31465, 609913)]