39913988

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{3187}}^1$

素因数の和:3323

約数の個数: 24

約数和(自身を含む): 72839424

約数和(自身を除く): 32925436

約数列:

[1, 2, 4, 31, 62, 101, 124, 202, 404, 3131, 3187, 6262, 6374, 12524, 12748, 98797, 197594, 321887, 395188, 643774, 1287548, 9978497, 19956994, 39913988]

約数ペア:

[(1, 39913988), (2, 19956994), (4, 9978497), (31, 1287548), (62, 643774), (101, 395188), (124, 321887), (202, 197594), (404, 98797), (3131, 12748), (3187, 12524), (6262, 6374)]