18981100

素因数分解:

$2^2\times 5^2\times {\mathrm{67}}^1\times {\mathrm{2833}}^1$

素因数の和:2914

約数の個数: 36

約数和(自身を含む): 41818504

約数和(自身を除く): 22837404

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 67, 100, 134, 268, 335, 670, 1340, 1675, 2833, 3350, 5666, 6700, 11332, 14165, 28330, 56660, 70825, 141650, 189811, 283300, 379622, 759244, 949055, 1898110, 3796220, 4745275, 9490550, 18981100]

約数ペア:

[(1, 18981100), (2, 9490550), (4, 4745275), (5, 3796220), (10, 1898110), (20, 949055), (25, 759244), (50, 379622), (67, 283300), (100, 189811), (134, 141650), (268, 70825), (335, 56660), (670, 28330), (1340, 14165), (1675, 11332), (2833, 6700), (3350, 5666)]