19794068

素因数分解:

$2^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{4337}}^1$

素因数の和:4511

約数の個数: 24

約数和(自身を含む): 39840192

約数和(自身を除く): 20046124

約数列:

[1, 2, 4, 7, 14, 28, 163, 326, 652, 1141, 2282, 4337, 4564, 8674, 17348, 30359, 60718, 121436, 706931, 1413862, 2827724, 4948517, 9897034, 19794068]

約数ペア:

[(1, 19794068), (2, 9897034), (4, 4948517), (7, 2827724), (14, 1413862), (28, 706931), (163, 121436), (326, 60718), (652, 30359), (1141, 17348), (2282, 8674), (4337, 4564)]