19505124

素因数分解:

$2^2\times 3^6\times {\mathrm{6689}}^1$

素因数の和:6711

約数の個数: 42

約数和(自身を含む): 51185190

約数和(自身を除く): 31680066

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2916, 6689, 13378, 20067, 26756, 40134, 60201, 80268, 120402, 180603, 240804, 361206, 541809, 722412, 1083618, 1625427, 2167236, 3250854, 4876281, 6501708, 9752562, 19505124]

約数ペア:

[(1, 19505124), (2, 9752562), (3, 6501708), (4, 4876281), (6, 3250854), (9, 2167236), (12, 1625427), (18, 1083618), (27, 722412), (36, 541809), (54, 361206), (81, 240804), (108, 180603), (162, 120402), (243, 80268), (324, 60201), (486, 40134), (729, 26756), (972, 20067), (1458, 13378), (2916, 6689)]