19103641491

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{3885223}}^1$

素因数の和:3885386

約数の個数: 16

約数和(自身を含む): 27973612800

約数和(自身を除く): 8869971309

約数列:

[1, 3, 11, 33, 149, 447, 1639, 4917, 3885223, 11655669, 42737453, 128212359, 578898227, 1736694681, 6367880497, 19103641491]

約数ペア:

[(1, 19103641491), (3, 6367880497), (11, 1736694681), (33, 578898227), (149, 128212359), (447, 42737453), (1639, 11655669), (4917, 3885223)]