19958902894

素因数分解:

$2^1\times 7^1\times {\mathrm{383}}^1\times {\mathrm{641}}^1\times {\mathrm{5807}}^1$

素因数の和:6840

約数の個数: 32

約数和(自身を含む): 34364030976

約数和(自身を除く): 14405128082

約数列:

[1, 2, 7, 14, 383, 641, 766, 1282, 2681, 4487, 5362, 5807, 8974, 11614, 40649, 81298, 245503, 491006, 1718521, 2224081, 3437042, 3722287, 4448162, 7444574, 15568567, 26056009, 31137134, 52112018, 1425635921, 2851271842, 9979451447, 19958902894]

約数ペア:

[(1, 19958902894), (2, 9979451447), (7, 2851271842), (14, 1425635921), (383, 52112018), (641, 31137134), (766, 26056009), (1282, 15568567), (2681, 7444574), (4487, 4448162), (5362, 3722287), (5807, 3437042), (8974, 2224081), (11614, 1718521), (40649, 491006), (81298, 245503)]