19156928

素因数分解:

$2^6\times 7^1\times {\mathrm{61}}^1\times {\mathrm{701}}^1$

素因数の和:781

約数の個数: 56

約数和(自身を含む): 44220384

約数和(自身を除く): 25063456

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 64, 112, 122, 224, 244, 427, 448, 488, 701, 854, 976, 1402, 1708, 1952, 2804, 3416, 3904, 4907, 5608, 6832, 9814, 11216, 13664, 19628, 22432, 27328, 39256, 42761, 44864, 78512, 85522, 157024, 171044, 299327, 314048, 342088, 598654, 684176, 1197308, 1368352, 2394616, 2736704, 4789232, 9578464, 19156928]

約数ペア:

[(1, 19156928), (2, 9578464), (4, 4789232), (7, 2736704), (8, 2394616), (14, 1368352), (16, 1197308), (28, 684176), (32, 598654), (56, 342088), (61, 314048), (64, 299327), (112, 171044), (122, 157024), (224, 85522), (244, 78512), (427, 44864), (448, 42761), (488, 39256), (701, 27328), (854, 22432), (976, 19628), (1402, 13664), (1708, 11216), (1952, 9814), (2804, 6832), (3416, 5608), (3904, 4907)]