19498896

素因数分解:

$2^4\times 3^2\times {\mathrm{135409}}^1$

素因数の和:135423

約数の個数: 30

約数和(自身を含む): 54570230

約数和(自身を除く): 35071334

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 135409, 270818, 406227, 541636, 812454, 1083272, 1218681, 1624908, 2166544, 2437362, 3249816, 4874724, 6499632, 9749448, 19498896]

約数ペア:

[(1, 19498896), (2, 9749448), (3, 6499632), (4, 4874724), (6, 3249816), (8, 2437362), (9, 2166544), (12, 1624908), (16, 1218681), (18, 1083272), (24, 812454), (36, 541636), (48, 406227), (72, 270818), (144, 135409)]