19796724

素因数分解:

$2^2\times 3^7\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:129

約数の個数: 96

約数和(自身を含む): 54369280

約数和(自身を除く): 34572556

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 73, 81, 93, 108, 124, 146, 162, 186, 219, 243, 279, 292, 324, 372, 438, 486, 558, 657, 729, 837, 876, 972, 1116, 1314, 1458, 1674, 1971, 2187, 2263, 2511, 2628, 2916, 3348, 3942, 4374, 4526, 5022, 5913, 6789, 7533, 7884, 8748, 9052, 10044, 11826, 13578, 15066, 17739, 20367, 22599, 23652, 27156, 30132, 35478, 40734, 45198, 53217, 61101, 67797, 70956, 81468, 90396, 106434, 122202, 135594, 159651, 183303, 212868, 244404, 271188, 319302, 366606, 549909, 638604, 733212, 1099818, 1649727, 2199636, 3299454, 4949181, 6598908, 9898362, 19796724]

約数ペア:

[(1, 19796724), (2, 9898362), (3, 6598908), (4, 4949181), (6, 3299454), (9, 2199636), (12, 1649727), (18, 1099818), (27, 733212), (31, 638604), (36, 549909), (54, 366606), (62, 319302), (73, 271188), (81, 244404), (93, 212868), (108, 183303), (124, 159651), (146, 135594), (162, 122202), (186, 106434), (219, 90396), (243, 81468), (279, 70956), (292, 67797), (324, 61101), (372, 53217), (438, 45198), (486, 40734), (558, 35478), (657, 30132), (729, 27156), (837, 23652), (876, 22599), (972, 20367), (1116, 17739), (1314, 15066), (1458, 13578), (1674, 11826), (1971, 10044), (2187, 9052), (2263, 8748), (2511, 7884), (2628, 7533), (2916, 6789), (3348, 5913), (3942, 5022), (4374, 4526)]