19515894

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{1129}}^1$

素因数の和:1244

約数の個数: 32

約数和(自身を含む): 40571520

約数和(自身を除く): 21055626

約数列:

[1, 2, 3, 6, 43, 67, 86, 129, 134, 201, 258, 402, 1129, 2258, 2881, 3387, 5762, 6774, 8643, 17286, 48547, 75643, 97094, 145641, 151286, 226929, 291282, 453858, 3252649, 6505298, 9757947, 19515894]

約数ペア:

[(1, 19515894), (2, 9757947), (3, 6505298), (6, 3252649), (43, 453858), (67, 291282), (86, 226929), (129, 151286), (134, 145641), (201, 97094), (258, 75643), (402, 48547), (1129, 17286), (2258, 8643), (2881, 6774), (3387, 5762)]