18736416

素因数分解:

$2^5\times 3^2\times {\mathrm{67}}^1\times {\mathrm{971}}^1$

素因数の和:1054

約数の個数: 72

約数和(自身を含む): 54132624

約数和(自身を除く): 35396208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 67, 72, 96, 134, 144, 201, 268, 288, 402, 536, 603, 804, 971, 1072, 1206, 1608, 1942, 2144, 2412, 2913, 3216, 3884, 4824, 5826, 6432, 7768, 8739, 9648, 11652, 15536, 17478, 19296, 23304, 31072, 34956, 46608, 65057, 69912, 93216, 130114, 139824, 195171, 260228, 279648, 390342, 520456, 585513, 780684, 1040912, 1171026, 1561368, 2081824, 2342052, 3122736, 4684104, 6245472, 9368208, 18736416]

約数ペア:

[(1, 18736416), (2, 9368208), (3, 6245472), (4, 4684104), (6, 3122736), (8, 2342052), (9, 2081824), (12, 1561368), (16, 1171026), (18, 1040912), (24, 780684), (32, 585513), (36, 520456), (48, 390342), (67, 279648), (72, 260228), (96, 195171), (134, 139824), (144, 130114), (201, 93216), (268, 69912), (288, 65057), (402, 46608), (536, 34956), (603, 31072), (804, 23304), (971, 19296), (1072, 17478), (1206, 15536), (1608, 11652), (1942, 9648), (2144, 8739), (2412, 7768), (2913, 6432), (3216, 5826), (3884, 4824)]