1999405916

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{505411}}^1$

素因数の和:505481

約数の個数: 24

約数和(自身を含む): 3736005504

約数和(自身を除く): 1736599588

約数列:

[1, 2, 4, 23, 43, 46, 86, 92, 172, 989, 1978, 3956, 505411, 1010822, 2021644, 11624453, 21732673, 23248906, 43465346, 46497812, 86930692, 499851479, 999702958, 1999405916]

約数ペア:

[(1, 1999405916), (2, 999702958), (4, 499851479), (23, 86930692), (43, 46497812), (46, 43465346), (86, 23248906), (92, 21732673), (172, 11624453), (989, 2021644), (1978, 1010822), (3956, 505411)]