19925564

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{1637}}^1$

素因数の和:1837

約数の個数: 24

約数和(自身を含む): 37149840

約数和(自身を除く): 17224276

約数列:

[1, 2, 4, 17, 34, 68, 179, 358, 716, 1637, 3043, 3274, 6086, 6548, 12172, 27829, 55658, 111316, 293023, 586046, 1172092, 4981391, 9962782, 19925564]

約数ペア:

[(1, 19925564), (2, 9962782), (4, 4981391), (17, 1172092), (34, 586046), (68, 293023), (179, 111316), (358, 55658), (716, 27829), (1637, 12172), (3043, 6548), (3274, 6086)]