19547864

素因数分解:

$2^3\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1061}}^1$

素因数の和:1128

約数の個数: 48

約数和(自身を含む): 43584480

約数和(自身を除く): 24036616

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 49, 56, 94, 98, 188, 196, 329, 376, 392, 658, 1061, 1316, 2122, 2303, 2632, 4244, 4606, 7427, 8488, 9212, 14854, 18424, 29708, 49867, 51989, 59416, 99734, 103978, 199468, 207956, 349069, 398936, 415912, 698138, 1396276, 2443483, 2792552, 4886966, 9773932, 19547864]

約数ペア:

[(1, 19547864), (2, 9773932), (4, 4886966), (7, 2792552), (8, 2443483), (14, 1396276), (28, 698138), (47, 415912), (49, 398936), (56, 349069), (94, 207956), (98, 199468), (188, 103978), (196, 99734), (329, 59416), (376, 51989), (392, 49867), (658, 29708), (1061, 18424), (1316, 14854), (2122, 9212), (2303, 8488), (2632, 7427), (4244, 4606)]