19373392

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{971}}^1$

素因数の和:1051

約数の個数: 40

約数和(自身を含む): 39774240

約数和(自身を除く): 20400848

約数列:

[1, 2, 4, 8, 16, 29, 43, 58, 86, 116, 172, 232, 344, 464, 688, 971, 1247, 1942, 2494, 3884, 4988, 7768, 9976, 15536, 19952, 28159, 41753, 56318, 83506, 112636, 167012, 225272, 334024, 450544, 668048, 1210837, 2421674, 4843348, 9686696, 19373392]

約数ペア:

[(1, 19373392), (2, 9686696), (4, 4843348), (8, 2421674), (16, 1210837), (29, 668048), (43, 450544), (58, 334024), (86, 225272), (116, 167012), (172, 112636), (232, 83506), (344, 56318), (464, 41753), (688, 28159), (971, 19952), (1247, 15536), (1942, 9976), (2494, 7768), (3884, 4988)]