19262802

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:307

約数の個数: 64

約数和(自身を含む): 44755200

約数和(自身を除く): 25492398

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 73, 78, 102, 146, 199, 219, 221, 398, 438, 442, 597, 663, 949, 1194, 1241, 1326, 1898, 2482, 2587, 2847, 3383, 3723, 5174, 5694, 6766, 7446, 7761, 10149, 14527, 15522, 16133, 20298, 29054, 32266, 43581, 43979, 48399, 87162, 87958, 96798, 131937, 188851, 246959, 263874, 377702, 493918, 566553, 740877, 1133106, 1481754, 3210467, 6420934, 9631401, 19262802]

約数ペア:

[(1, 19262802), (2, 9631401), (3, 6420934), (6, 3210467), (13, 1481754), (17, 1133106), (26, 740877), (34, 566553), (39, 493918), (51, 377702), (73, 263874), (78, 246959), (102, 188851), (146, 131937), (199, 96798), (219, 87958), (221, 87162), (398, 48399), (438, 43979), (442, 43581), (597, 32266), (663, 29054), (949, 20298), (1194, 16133), (1241, 15522), (1326, 14527), (1898, 10149), (2482, 7761), (2587, 7446), (2847, 6766), (3383, 5694), (3723, 5174)]