4780818

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1997}}^1$

素因数の和:2031

約数の個数: 48

約数和(自身を含む): 12467520

約数和(自身を除く): 7686702

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 798, 1197, 1997, 2394, 3994, 5991, 11982, 13979, 17973, 27958, 35946, 37943, 41937, 75886, 83874, 113829, 125811, 227658, 251622, 265601, 341487, 531202, 682974, 796803, 1593606, 2390409, 4780818]

約数ペア:

[(1, 4780818), (2, 2390409), (3, 1593606), (6, 796803), (7, 682974), (9, 531202), (14, 341487), (18, 265601), (19, 251622), (21, 227658), (38, 125811), (42, 113829), (57, 83874), (63, 75886), (114, 41937), (126, 37943), (133, 35946), (171, 27958), (266, 17973), (342, 13979), (399, 11982), (798, 5991), (1197, 3994), (1997, 2394)]