19383568

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{151}}^1$

素因数の和:343

約数の個数: 40

約数和(自身を含む): 38676096

約数和(自身を除く): 19292528

約数列:

[1, 2, 4, 8, 16, 71, 113, 142, 151, 226, 284, 302, 452, 568, 604, 904, 1136, 1208, 1808, 2416, 8023, 10721, 16046, 17063, 21442, 32092, 34126, 42884, 64184, 68252, 85768, 128368, 136504, 171536, 273008, 1211473, 2422946, 4845892, 9691784, 19383568]

約数ペア:

[(1, 19383568), (2, 9691784), (4, 4845892), (8, 2422946), (16, 1211473), (71, 273008), (113, 171536), (142, 136504), (151, 128368), (226, 85768), (284, 68252), (302, 64184), (452, 42884), (568, 34126), (604, 32092), (904, 21442), (1136, 17063), (1208, 16046), (1808, 10721), (2416, 8023)]