12841868

素因数分解:

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

素因数の和:306

約数の個数: 48

約数和(自身を含む): 26107200

約数和(自身を除く): 13265332

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 73, 146, 199, 221, 292, 398, 442, 796, 884, 949, 1241, 1898, 2482, 2587, 3383, 3796, 4964, 5174, 6766, 10348, 13532, 14527, 16133, 29054, 32266, 43979, 58108, 64532, 87958, 175916, 188851, 246959, 377702, 493918, 755404, 987836, 3210467, 6420934, 12841868]

約数ペア:

[(1, 12841868), (2, 6420934), (4, 3210467), (13, 987836), (17, 755404), (26, 493918), (34, 377702), (52, 246959), (68, 188851), (73, 175916), (146, 87958), (199, 64532), (221, 58108), (292, 43979), (398, 32266), (442, 29054), (796, 16133), (884, 14527), (949, 13532), (1241, 10348), (1898, 6766), (2482, 5174), (2587, 4964), (3383, 3796)]