1898897858

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{2311}}^1$

素因数の和:2380

約数の個数: 64

約数和(自身を含む): 3565658880

約数和(自身を除く): 1666761022

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 143, 169, 187, 221, 286, 338, 374, 442, 1859, 2197, 2311, 2431, 2873, 3718, 4394, 4622, 4862, 5746, 24167, 25421, 30043, 31603, 37349, 39287, 48334, 50842, 60086, 63206, 74698, 78574, 330473, 390559, 410839, 432157, 510731, 660946, 781118, 821678, 864314, 1021462, 4296149, 5077267, 5618041, 6639503, 8592298, 10154534, 11236082, 13279006, 55849937, 73034533, 86313539, 111699874, 146069066, 172627078, 949448929, 1898897858]

約数ペア:

[(1, 1898897858), (2, 949448929), (11, 172627078), (13, 146069066), (17, 111699874), (22, 86313539), (26, 73034533), (34, 55849937), (143, 13279006), (169, 11236082), (187, 10154534), (221, 8592298), (286, 6639503), (338, 5618041), (374, 5077267), (442, 4296149), (1859, 1021462), (2197, 864314), (2311, 821678), (2431, 781118), (2873, 660946), (3718, 510731), (4394, 432157), (4622, 410839), (4862, 390559), (5746, 330473), (24167, 78574), (25421, 74698), (30043, 63206), (31603, 60086), (37349, 50842), (39287, 48334)]