19015792

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{69911}}^1$

素因数の和:69936

約数の個数: 20

約数和(自身を含む): 39010896

約数和(自身を除く): 19995104

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 69911, 139822, 279644, 559288, 1118576, 1188487, 2376974, 4753948, 9507896, 19015792]

約数ペア:

[(1, 19015792), (2, 9507896), (4, 4753948), (8, 2376974), (16, 1188487), (17, 1118576), (34, 559288), (68, 279644), (136, 139822), (272, 69911)]