20089424

素因数分解:

$2^4\times {\mathrm{163}}^1\times {\mathrm{7703}}^1$

素因数の和:7874

約数の個数: 20

約数和(自身を含む): 39167136

約数和(自身を除く): 19077712

約数列:

[1, 2, 4, 8, 16, 163, 326, 652, 1304, 2608, 7703, 15406, 30812, 61624, 123248, 1255589, 2511178, 5022356, 10044712, 20089424]

約数ペア:

[(1, 20089424), (2, 10044712), (4, 5022356), (8, 2511178), (16, 1255589), (163, 123248), (326, 61624), (652, 30812), (1304, 15406), (2608, 7703)]