18820938

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{4987}}^1$

素因数の和:5046

約数の個数: 32

約数和(自身を含む): 40941504

約数和(自身を除く): 22120566

約数列:

[1, 2, 3, 6, 17, 34, 37, 51, 74, 102, 111, 222, 629, 1258, 1887, 3774, 4987, 9974, 14961, 29922, 84779, 169558, 184519, 254337, 369038, 508674, 553557, 1107114, 3136823, 6273646, 9410469, 18820938]

約数ペア:

[(1, 18820938), (2, 9410469), (3, 6273646), (6, 3136823), (17, 1107114), (34, 553557), (37, 508674), (51, 369038), (74, 254337), (102, 184519), (111, 169558), (222, 84779), (629, 29922), (1258, 14961), (1887, 9974), (3774, 4987)]