16844390

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{911}}^1$

素因数の和:1004

約数の個数: 24

約数和(自身を含む): 31075488

約数和(自身を除く): 14231098

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 911, 1822, 1849, 3698, 4555, 9110, 9245, 18490, 39173, 78346, 195865, 391730, 1684439, 3368878, 8422195, 16844390]

約数ペア:

[(1, 16844390), (2, 8422195), (5, 3368878), (10, 1684439), (43, 391730), (86, 195865), (215, 78346), (430, 39173), (911, 18490), (1822, 9245), (1849, 9110), (3698, 4555)]