19282420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{56713}}^1$

素因数の和:56739

約数の個数: 24

約数和(自身を含む): 42875784

約数和(自身を除く): 23593364

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 56713, 113426, 226852, 283565, 567130, 964121, 1134260, 1928242, 3856484, 4820605, 9641210, 19282420]

約数ペア:

[(1, 19282420), (2, 9641210), (4, 4820605), (5, 3856484), (10, 1928242), (17, 1134260), (20, 964121), (34, 567130), (68, 283565), (85, 226852), (170, 113426), (340, 56713)]