18691428

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{7673}}^1$

素因数の和:7716

約数の個数: 48

約数和(自身を含む): 51569280

約数和(自身を除く): 32877852

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 29, 42, 58, 84, 87, 116, 174, 203, 348, 406, 609, 812, 1218, 2436, 7673, 15346, 23019, 30692, 46038, 53711, 92076, 107422, 161133, 214844, 222517, 322266, 445034, 644532, 667551, 890068, 1335102, 1557619, 2670204, 3115238, 4672857, 6230476, 9345714, 18691428]

約数ペア:

[(1, 18691428), (2, 9345714), (3, 6230476), (4, 4672857), (6, 3115238), (7, 2670204), (12, 1557619), (14, 1335102), (21, 890068), (28, 667551), (29, 644532), (42, 445034), (58, 322266), (84, 222517), (87, 214844), (116, 161133), (174, 107422), (203, 92076), (348, 53711), (406, 46038), (609, 30692), (812, 23019), (1218, 15346), (2436, 7673)]