19369616

素因数分解:

$2^4\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1061}}^1$

素因数の和:1239

約数の個数: 40

約数和(自身を含む): 43193664

約数和(自身を除く): 23824048

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 163, 326, 652, 1061, 1141, 1304, 2122, 2282, 2608, 4244, 4564, 7427, 8488, 9128, 14854, 16976, 18256, 29708, 59416, 118832, 172943, 345886, 691772, 1210601, 1383544, 2421202, 2767088, 4842404, 9684808, 19369616]

約数ペア:

[(1, 19369616), (2, 9684808), (4, 4842404), (7, 2767088), (8, 2421202), (14, 1383544), (16, 1210601), (28, 691772), (56, 345886), (112, 172943), (163, 118832), (326, 59416), (652, 29708), (1061, 18256), (1141, 16976), (1304, 14854), (2122, 9128), (2282, 8488), (2608, 7427), (4244, 4564)]