18909744

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{337}}^1$

素因数の和:522

約数の個数: 80

約数和(自身を含む): 56329728

約数和(自身を除く): 37419984

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 167, 168, 334, 336, 337, 501, 668, 674, 1002, 1011, 1169, 1336, 1348, 2004, 2022, 2338, 2359, 2672, 2696, 3507, 4008, 4044, 4676, 4718, 5392, 7014, 7077, 8016, 8088, 9352, 9436, 14028, 14154, 16176, 18704, 18872, 28056, 28308, 37744, 56112, 56279, 56616, 112558, 113232, 168837, 225116, 337674, 393953, 450232, 675348, 787906, 900464, 1181859, 1350696, 1575812, 2363718, 2701392, 3151624, 4727436, 6303248, 9454872, 18909744]

約数ペア:

[(1, 18909744), (2, 9454872), (3, 6303248), (4, 4727436), (6, 3151624), (7, 2701392), (8, 2363718), (12, 1575812), (14, 1350696), (16, 1181859), (21, 900464), (24, 787906), (28, 675348), (42, 450232), (48, 393953), (56, 337674), (84, 225116), (112, 168837), (167, 113232), (168, 112558), (334, 56616), (336, 56279), (337, 56112), (501, 37744), (668, 28308), (674, 28056), (1002, 18872), (1011, 18704), (1169, 16176), (1336, 14154), (1348, 14028), (2004, 9436), (2022, 9352), (2338, 8088), (2359, 8016), (2672, 7077), (2696, 7014), (3507, 5392), (4008, 4718), (4044, 4676)]