2489008

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{2131}}^1$

素因数の和:2212

約数の個数: 20

約数和(自身を含む): 4890808

約数和(自身を除く): 2401800

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 2131, 4262, 8524, 17048, 34096, 155563, 311126, 622252, 1244504, 2489008]

約数ペア:

[(1, 2489008), (2, 1244504), (4, 622252), (8, 311126), (16, 155563), (73, 34096), (146, 17048), (292, 8524), (584, 4262), (1168, 2131)]