19737545

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{4391}}^1$

素因数の和:4456

約数の個数: 16

約数和(自身を含む): 25297920

約数和(自身を除く): 5560375

約数列:

[1, 5, 29, 31, 145, 155, 899, 4391, 4495, 21955, 127339, 136121, 636695, 680605, 3947509, 19737545]

約数ペア:

[(1, 19737545), (5, 3947509), (29, 680605), (31, 636695), (145, 136121), (155, 127339), (899, 21955), (4391, 4495)]