19165041

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{4987}}^1$

素因数の和:5061

約数の個数: 24

約数和(自身を含む): 32162624

約数和(自身を除く): 12997583

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 3843, 4987, 14961, 34909, 44883, 104727, 304207, 314181, 912621, 2129449, 2737863, 6388347, 19165041]

約数ペア:

[(1, 19165041), (3, 6388347), (7, 2737863), (9, 2129449), (21, 912621), (61, 314181), (63, 304207), (183, 104727), (427, 44883), (549, 34909), (1281, 14961), (3843, 4987)]