18174908248

素因数分解:

$2^3\times 7^1\times {\mathrm{113}}^1\times {\mathrm{2872141}}^1$

素因数の和:2872267

約数の個数: 32

約数和(自身を含む): 39290902560

約数和(自身を除く): 21115994312

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 113, 226, 452, 791, 904, 1582, 3164, 6328, 2872141, 5744282, 11488564, 20104987, 22977128, 40209974, 80419948, 160839896, 324551933, 649103866, 1298207732, 2271863531, 2596415464, 4543727062, 9087454124, 18174908248]

約数ペア:

[(1, 18174908248), (2, 9087454124), (4, 4543727062), (7, 2596415464), (8, 2271863531), (14, 1298207732), (28, 649103866), (56, 324551933), (113, 160839896), (226, 80419948), (452, 40209974), (791, 22977128), (904, 20104987), (1582, 11488564), (3164, 5744282), (6328, 2872141)]