219483008

素因数分解:

$2^7\times {\mathrm{43}}^1\times {\mathrm{39877}}^1$

素因数の和:39934

約数の個数: 32

約数和(自身を含む): 447431160

約数和(自身を除く): 227948152

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 344, 688, 1376, 2752, 5504, 39877, 79754, 159508, 319016, 638032, 1276064, 1714711, 2552128, 3429422, 5104256, 6858844, 13717688, 27435376, 54870752, 109741504, 219483008]

約数ペア:

[(1, 219483008), (2, 109741504), (4, 54870752), (8, 27435376), (16, 13717688), (32, 6858844), (43, 5104256), (64, 3429422), (86, 2552128), (128, 1714711), (172, 1276064), (344, 638032), (688, 319016), (1376, 159508), (2752, 79754), (5504, 39877)]