201999767888

素因数分解:

$2^4\times {\mathrm{1423}}^1\times {\mathrm{8872091}}^1$

素因数の和:8873522

約数の個数: 20

約数和(自身を含む): 391649629248

約数和(自身を除く): 189649861360

約数列:

[1, 2, 4, 8, 16, 1423, 2846, 5692, 11384, 22768, 8872091, 17744182, 35488364, 70976728, 141953456, 12624985493, 25249970986, 50499941972, 100999883944, 201999767888]

約数ペア:

[(1, 201999767888), (2, 100999883944), (4, 50499941972), (8, 25249970986), (16, 12624985493), (1423, 141953456), (2846, 70976728), (5692, 35488364), (11384, 17744182), (22768, 8872091)]