18865818

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{20551}}^1$

素因数の和:20579

約数の個数: 32

約数和(自身を含む): 44392320

約数和(自身を除く): 25526502

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 102, 153, 306, 459, 918, 20551, 41102, 61653, 123306, 184959, 349367, 369918, 554877, 698734, 1048101, 1109754, 2096202, 3144303, 6288606, 9432909, 18865818]

約数ペア:

[(1, 18865818), (2, 9432909), (3, 6288606), (6, 3144303), (9, 2096202), (17, 1109754), (18, 1048101), (27, 698734), (34, 554877), (51, 369918), (54, 349367), (102, 184959), (153, 123306), (306, 61653), (459, 41102), (918, 20551)]