19149218

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{1493}}^1$

素因数の和:1570

約数の個数: 24

約数和(自身を含む): 32189724

約数和(自身を除く): 13040506

約数列:

[1, 2, 11, 22, 53, 106, 121, 242, 583, 1166, 1493, 2986, 6413, 12826, 16423, 32846, 79129, 158258, 180653, 361306, 870419, 1740838, 9574609, 19149218]

約数ペア:

[(1, 19149218), (2, 9574609), (11, 1740838), (22, 870419), (53, 361306), (106, 180653), (121, 158258), (242, 79129), (583, 32846), (1166, 16423), (1493, 12826), (2986, 6413)]