18611964

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{3517}}^1$

素因数の和:3544

約数の個数: 72

約数和(自身を含む): 56147280

約数和(自身を除く): 37535316

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 108, 126, 147, 189, 196, 252, 294, 378, 441, 588, 756, 882, 1323, 1764, 2646, 3517, 5292, 7034, 10551, 14068, 21102, 24619, 31653, 42204, 49238, 63306, 73857, 94959, 98476, 126612, 147714, 172333, 189918, 221571, 295428, 344666, 379836, 443142, 516999, 664713, 689332, 886284, 1033998, 1329426, 1550997, 2067996, 2658852, 3101994, 4652991, 6203988, 9305982, 18611964]

約数ペア:

[(1, 18611964), (2, 9305982), (3, 6203988), (4, 4652991), (6, 3101994), (7, 2658852), (9, 2067996), (12, 1550997), (14, 1329426), (18, 1033998), (21, 886284), (27, 689332), (28, 664713), (36, 516999), (42, 443142), (49, 379836), (54, 344666), (63, 295428), (84, 221571), (98, 189918), (108, 172333), (126, 147714), (147, 126612), (189, 98476), (196, 94959), (252, 73857), (294, 63306), (378, 49238), (441, 42204), (588, 31653), (756, 24619), (882, 21102), (1323, 14068), (1764, 10551), (2646, 7034), (3517, 5292)]