2078307842

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{199}}^1\times {\mathrm{2039}}^1$

素因数の和:2450

約数の個数: 32

約数和(自身を含む): 3392928000

約数和(自身を除く): 1314620158

約数列:

[1, 2, 13, 26, 197, 199, 394, 398, 2039, 2561, 2587, 4078, 5122, 5174, 26507, 39203, 53014, 78406, 401683, 405761, 509639, 803366, 811522, 1019278, 5221879, 5274893, 10443758, 10549786, 79934917, 159869834, 1039153921, 2078307842]

約数ペア:

[(1, 2078307842), (2, 1039153921), (13, 159869834), (26, 79934917), (197, 10549786), (199, 10443758), (394, 5274893), (398, 5221879), (2039, 1019278), (2561, 811522), (2587, 803366), (4078, 509639), (5122, 405761), (5174, 401683), (26507, 78406), (39203, 53014)]